tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   1ada9010e578150984039a770c98f41799b30bc4
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to 
define address spaces
date:   5 weeks ago
config: openrisc-randconfig-s031-20200726 (attached as .config)
compiler: or1k-linux-gcc (GCC) 9.3.0
reproduce:
        wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.2-93-g4c6cbe55-dirty
        git checkout 670d0a4b10704667765f7d18f7592993d02783aa
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=openrisc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>


sparse warnings: (new ones prefixed by >>)

   sound/core/timer.c:2045:13: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user *p @@
   sound/core/timer.c:2045:13: sparse:     expected int const *__gu_addr
   sound/core/timer.c:2045:13: sparse:     got int [noderef] __user *p
>> sound/core/timer.c:2084:24: sparse: sparse: incorrect type in initializer 
>> (different address spaces) @@     expected int *__pu_addr @@     got int 
>> [noderef] __user *p @@
   sound/core/timer.c:2084:24: sparse:     expected int *__pu_addr
   sound/core/timer.c:2084:24: sparse:     got int [noderef] __user *p
   sound/core/timer.c:790:25: sparse: sparse: context imbalance in 
'snd_timer_process_callbacks' - unexpected unlock
   sound/core/timer.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/timer.c: note: in included file (through include/linux/uaccess.h, 
include/linux/sched/task.h, include/linux/sched/signal.h):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/timer.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/timer.c: note: in included file (through include/linux/uaccess.h, 
include/linux/sched/task.h, include/linux/sched/signal.h):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/timer.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/timer.c: note: in included file (through include/linux/uaccess.h, 
include/linux/sched/task.h, include/linux/sched/signal.h):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/timer.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/timer.c: note: in included file (through include/linux/uaccess.h, 
include/linux/sched/task.h, include/linux/sched/signal.h):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/timer.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/timer.c: note: in included file (through include/linux/uaccess.h, 
include/linux/sched/task.h, include/linux/sched/signal.h):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/timer.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/timer.c: note: in included file (through include/linux/uaccess.h, 
include/linux/sched/task.h, include/linux/sched/signal.h):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/timer.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/timer.c: note: in included file (through include/linux/uaccess.h, 
include/linux/sched/task.h, include/linux/sched/signal.h):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/timer.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/timer.c: note: in included file (through include/linux/uaccess.h, 
include/linux/sched/task.h, include/linux/sched/signal.h):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/timer.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/timer.c: note: in included file (through include/linux/uaccess.h, 
include/linux/sched/task.h, include/linux/sched/signal.h):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
--
>> sound/core/compress_offload.c:949:26: sparse: sparse: incorrect type in 
>> initializer (different address spaces) @@     expected int *__pu_addr @@     
>> got int [noderef] __user * @@
   sound/core/compress_offload.c:949:26: sparse:     expected int *__pu_addr
>> sound/core/compress_offload.c:949:26: sparse:     got int [noderef] __user *
   sound/core/compress_offload.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h, 
include/linux/rcuwait.h, ...):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/uaccess.h, include/linux/sched/task.h, 
include/linux/sched/signal.h, ...):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h, 
include/linux/rcuwait.h, ...):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/uaccess.h, include/linux/sched/task.h, 
include/linux/sched/signal.h, ...):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h, 
include/linux/rcuwait.h, ...):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/uaccess.h, include/linux/sched/task.h, 
include/linux/sched/signal.h, ...):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h, 
include/linux/rcuwait.h, ...):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/uaccess.h, include/linux/sched/task.h, 
include/linux/sched/signal.h, ...):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h, 
include/linux/rcuwait.h, ...):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/uaccess.h, include/linux/sched/task.h, 
include/linux/sched/signal.h, ...):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/sched/task.h, include/linux/sched/signal.h, 
include/linux/rcuwait.h, ...):
   include/linux/uaccess.h:131:38: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void *to @@     got void [noderef] 
__user *to @@
   include/linux/uaccess.h:131:38: sparse:     expected void *to
   include/linux/uaccess.h:131:38: sparse:     got void [noderef] __user *to
   include/linux/uaccess.h:131:42: sparse: sparse: incorrect type in argument 2 
(different address spaces) @@     expected void const [noderef] __user *from @@ 
    got void const *from @@
   include/linux/uaccess.h:131:42: sparse:     expected void const [noderef] 
__user *from
   include/linux/uaccess.h:131:42: sparse:     got void const *from
   sound/core/compress_offload.c: note: in included file (through 
include/linux/uaccess.h, include/linux/sched/task.h, 
include/linux/sched/signal.h, ...):
   arch/openrisc/include/asm/uaccess.h:246:55: sparse: sparse: incorrect type 
in argument 2 (different address spaces) @@     expected void const *from @@    
 got void const [noderef] __user *from @@
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     expected void const 
*from
   arch/openrisc/include/asm/uaccess.h:246:55: sparse:     got void const 
[noderef] __user *from

vim +2084 sound/core/timer.c

15790a6be14852 Takashi Iwai   2005-05-15  2036  
07094ae6f95272 Baolin Wang    2018-04-24  2037  static int 
snd_timer_user_tread(void __user *argp, struct snd_timer_user *tu,
07094ae6f95272 Baolin Wang    2018-04-24  2038                                  
unsigned int cmd, bool compat)
07094ae6f95272 Baolin Wang    2018-04-24  2039  {
07094ae6f95272 Baolin Wang    2018-04-24  2040          int __user *p = argp;
07094ae6f95272 Baolin Wang    2018-04-24  2041          int xarg, old_tread;
07094ae6f95272 Baolin Wang    2018-04-24  2042  
07094ae6f95272 Baolin Wang    2018-04-24  2043          if (tu->timeri) /* too 
late */
07094ae6f95272 Baolin Wang    2018-04-24  2044                  return -EBUSY;
07094ae6f95272 Baolin Wang    2018-04-24 @2045          if (get_user(xarg, p))
07094ae6f95272 Baolin Wang    2018-04-24  2046                  return -EFAULT;
07094ae6f95272 Baolin Wang    2018-04-24  2047  
07094ae6f95272 Baolin Wang    2018-04-24  2048          old_tread = tu->tread;
07094ae6f95272 Baolin Wang    2018-04-24  2049  
07094ae6f95272 Baolin Wang    2018-04-24  2050          if (!xarg)
07094ae6f95272 Baolin Wang    2018-04-24  2051                  tu->tread = 
TREAD_FORMAT_NONE;
07094ae6f95272 Baolin Wang    2018-04-24  2052          else if (cmd == 
SNDRV_TIMER_IOCTL_TREAD64 ||
07094ae6f95272 Baolin Wang    2018-04-24  2053                   
(IS_ENABLED(CONFIG_64BIT) && !compat))
07094ae6f95272 Baolin Wang    2018-04-24  2054                  tu->tread = 
TREAD_FORMAT_TIME64;
07094ae6f95272 Baolin Wang    2018-04-24  2055          else
07094ae6f95272 Baolin Wang    2018-04-24  2056                  tu->tread = 
TREAD_FORMAT_TIME32;
07094ae6f95272 Baolin Wang    2018-04-24  2057  
07094ae6f95272 Baolin Wang    2018-04-24  2058          if (tu->tread != 
old_tread &&
07094ae6f95272 Baolin Wang    2018-04-24  2059              
realloc_user_queue(tu, tu->queue_size) < 0) {
07094ae6f95272 Baolin Wang    2018-04-24  2060                  tu->tread = 
old_tread;
07094ae6f95272 Baolin Wang    2018-04-24  2061                  return -ENOMEM;
07094ae6f95272 Baolin Wang    2018-04-24  2062          }
07094ae6f95272 Baolin Wang    2018-04-24  2063  
07094ae6f95272 Baolin Wang    2018-04-24  2064          return 0;
07094ae6f95272 Baolin Wang    2018-04-24  2065  }
07094ae6f95272 Baolin Wang    2018-04-24  2066  
8c50b37c04a026 Takashi Iwai   2005-05-15  2067  enum {
8c50b37c04a026 Takashi Iwai   2005-05-15  2068          
SNDRV_TIMER_IOCTL_START_OLD = _IO('T', 0x20),
8c50b37c04a026 Takashi Iwai   2005-05-15  2069          
SNDRV_TIMER_IOCTL_STOP_OLD = _IO('T', 0x21),
8c50b37c04a026 Takashi Iwai   2005-05-15  2070          
SNDRV_TIMER_IOCTL_CONTINUE_OLD = _IO('T', 0x22),
8c50b37c04a026 Takashi Iwai   2005-05-15  2071          
SNDRV_TIMER_IOCTL_PAUSE_OLD = _IO('T', 0x23),
8c50b37c04a026 Takashi Iwai   2005-05-15  2072  };
8c50b37c04a026 Takashi Iwai   2005-05-15  2073  
af368027a49a75 Takashi Iwai   2016-01-13  2074  static long 
__snd_timer_user_ioctl(struct file *file, unsigned int cmd,
07094ae6f95272 Baolin Wang    2018-04-24  2075                                  
 unsigned long arg, bool compat)
^1da177e4c3f41 Linus Torvalds 2005-04-16  2076  {
53d2f744afc1fc Takashi Iwai   2005-11-17  2077          struct snd_timer_user 
*tu;
^1da177e4c3f41 Linus Torvalds 2005-04-16  2078          void __user *argp = 
(void __user *)arg;
^1da177e4c3f41 Linus Torvalds 2005-04-16  2079          int __user *p = argp;
^1da177e4c3f41 Linus Torvalds 2005-04-16  2080  
^1da177e4c3f41 Linus Torvalds 2005-04-16  2081          tu = file->private_data;
^1da177e4c3f41 Linus Torvalds 2005-04-16  2082          switch (cmd) {
^1da177e4c3f41 Linus Torvalds 2005-04-16  2083          case 
SNDRV_TIMER_IOCTL_PVERSION:
^1da177e4c3f41 Linus Torvalds 2005-04-16 @2084                  return 
put_user(SNDRV_TIMER_VERSION, p) ? -EFAULT : 0;
^1da177e4c3f41 Linus Torvalds 2005-04-16  2085          case 
SNDRV_TIMER_IOCTL_NEXT_DEVICE:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2086                  return 
snd_timer_user_next_device(argp);
07094ae6f95272 Baolin Wang    2018-04-24  2087          case 
SNDRV_TIMER_IOCTL_TREAD_OLD:
07094ae6f95272 Baolin Wang    2018-04-24  2088          case 
SNDRV_TIMER_IOCTL_TREAD64:
07094ae6f95272 Baolin Wang    2018-04-24  2089                  return 
snd_timer_user_tread(argp, tu, cmd, compat);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2090          case 
SNDRV_TIMER_IOCTL_GINFO:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2091                  return 
snd_timer_user_ginfo(file, argp);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2092          case 
SNDRV_TIMER_IOCTL_GPARAMS:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2093                  return 
snd_timer_user_gparams(file, argp);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2094          case 
SNDRV_TIMER_IOCTL_GSTATUS:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2095                  return 
snd_timer_user_gstatus(file, argp);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2096          case 
SNDRV_TIMER_IOCTL_SELECT:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2097                  return 
snd_timer_user_tselect(file, argp);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2098          case 
SNDRV_TIMER_IOCTL_INFO:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2099                  return 
snd_timer_user_info(file, argp);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2100          case 
SNDRV_TIMER_IOCTL_PARAMS:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2101                  return 
snd_timer_user_params(file, argp);
a07804cc7472d8 Baolin Wang    2018-04-24  2102          case 
SNDRV_TIMER_IOCTL_STATUS32:
a07804cc7472d8 Baolin Wang    2018-04-24  2103                  return 
snd_timer_user_status32(file, argp);
a07804cc7472d8 Baolin Wang    2018-04-24  2104          case 
SNDRV_TIMER_IOCTL_STATUS64:
a07804cc7472d8 Baolin Wang    2018-04-24  2105                  return 
snd_timer_user_status64(file, argp);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2106          case 
SNDRV_TIMER_IOCTL_START:
8c50b37c04a026 Takashi Iwai   2005-05-15  2107          case 
SNDRV_TIMER_IOCTL_START_OLD:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2108                  return 
snd_timer_user_start(file);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2109          case 
SNDRV_TIMER_IOCTL_STOP:
8c50b37c04a026 Takashi Iwai   2005-05-15  2110          case 
SNDRV_TIMER_IOCTL_STOP_OLD:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2111                  return 
snd_timer_user_stop(file);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2112          case 
SNDRV_TIMER_IOCTL_CONTINUE:
8c50b37c04a026 Takashi Iwai   2005-05-15  2113          case 
SNDRV_TIMER_IOCTL_CONTINUE_OLD:
^1da177e4c3f41 Linus Torvalds 2005-04-16  2114                  return 
snd_timer_user_continue(file);
15790a6be14852 Takashi Iwai   2005-05-15  2115          case 
SNDRV_TIMER_IOCTL_PAUSE:
8c50b37c04a026 Takashi Iwai   2005-05-15  2116          case 
SNDRV_TIMER_IOCTL_PAUSE_OLD:
15790a6be14852 Takashi Iwai   2005-05-15  2117                  return 
snd_timer_user_pause(file);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2118          }
^1da177e4c3f41 Linus Torvalds 2005-04-16  2119          return -ENOTTY;
^1da177e4c3f41 Linus Torvalds 2005-04-16  2120  }
^1da177e4c3f41 Linus Torvalds 2005-04-16  2121  

:::::: The code at line 2084 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <[email protected]>
:::::: CC: Linus Torvalds <[email protected]>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email protected]

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