tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 423b8baf18a8c03f2d6fa99aa447ed0da189bb95 commit: 793b08e2efff3ec020c5c5861d00ed394fcdd488 powerpc/kexec: Move kexec files into a dedicated subdir. date: 6 months ago config: powerpc-randconfig-s001-20200524 (attached as .config) compiler: powerpc64-linux-gcc (GCC) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.1-193-gb8fad4bc-dirty git checkout 793b08e2efff3ec020c5c5861d00ed394fcdd488 # save the attached .config to linux build tree make W=1 C=1 ARCH=powerpc CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
>> arch/powerpc/kexec/ima.c:156:21: sparse: sparse: incorrect type in
>> assignment (different base types) @@ expected unsigned int [usertype] tmp
>> @@ got restrunsigned int [usertype] tmp @@
>> arch/powerpc/kexec/ima.c:156:21: sparse: expected unsigned int [usertype]
>> tmp
>> arch/powerpc/kexec/ima.c:156:21: sparse: got restricted __be32 [usertype]
>> arch/powerpc/kexec/ima.c:161:21: sparse: sparse: incorrect type in
>> assignment (different base types) @@ expected unsigned long long
>> [usertype] tmp @@ got nsigned long long [usertype] tmp @@
>> arch/powerpc/kexec/ima.c:161:21: sparse: expected unsigned long long
>> [usertype] tmp
>> arch/powerpc/kexec/ima.c:161:21: sparse: got restricted __be64 [usertype]
vim +156 arch/powerpc/kexec/ima.c
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
147
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
148 static int write_number(void *p, u64 value, int cells)
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
149 {
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
150 if (cells == 1) {
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
151 u32 tmp;
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
152
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
153 if (value > U32_MAX)
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
154 return -EINVAL;
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
155
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
@156 tmp = cpu_to_be32(value);
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
157 memcpy(p, &tmp, sizeof(tmp));
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
158 } else if (cells == 2) {
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
159 u64 tmp;
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
160
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
@161 tmp = cpu_to_be64(value);
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
162 memcpy(p, &tmp, sizeof(tmp));
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
163 } else
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
164 return -EINVAL;
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
165
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
166 return 0;
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
167 }
ab6b1d1fc4aae6 arch/powerpc/kernel/ima_kexec.c Thiago Jung Bauermann 2016-12-19
168
:::::: The code at line 156 was first introduced by commit
:::::: ab6b1d1fc4aae6b8bd6fb1422405568094c9b40f powerpc: ima: send the kexec
buffer to the next kernel
:::::: TO: Thiago Jung Bauermann <bauer...@linux.vnet.ibm.com>
:::::: CC: Linus Torvalds <torva...@linux-foundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
