CC: [email protected]
BCC: [email protected]
In-Reply-To: <[email protected]>
References: <[email protected]>
TO: Vivek Kasireddy <[email protected]>
TO: [email protected]
CC: Vivek Kasireddy <[email protected]>
CC: Gerd Hoffmann <[email protected]>

Hi Vivek,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on drm-tip/drm-tip]
[also build test WARNING on linus/master tegra-drm/drm/tegra/for-next v5.18-rc7 
next-20220520]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    
https://github.com/intel-lab-lkp/linux/commits/Vivek-Kasireddy/udmabuf-Set-the-DMA-mask-for-the-udmabuf-device/20220520-144218
base:   git://anongit.freedesktop.org/drm/drm-tip drm-tip
:::::: branch date: 13 hours ago
:::::: commit date: 13 hours ago
config: x86_64-randconfig-m001 
(https://download.01.org/0day-ci/archive/20220521/[email protected]/config)
compiler: gcc-11 (Debian 11.3.0-1) 11.3.0

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <[email protected]>
Reported-by: Dan Carpenter <[email protected]>

New smatch warnings:
drivers/dma-buf/udmabuf.c:383 udmabuf_dev_init() warn: '&udmabuf_misc' from 
misc_register() not released on lines: 380.

Old smatch warnings:
drivers/dma-buf/udmabuf.c:239 udmabuf_create() error: uninitialized symbol 
'subpgoff'.
drivers/dma-buf/udmabuf.c:242 udmabuf_create() error: uninitialized symbol 
'maxsubpgs'.

vim +383 drivers/dma-buf/udmabuf.c

fbb0de79507819 Gerd Hoffmann   2018-08-27  365  
fbb0de79507819 Gerd Hoffmann   2018-08-27  366  static int __init 
udmabuf_dev_init(void)
fbb0de79507819 Gerd Hoffmann   2018-08-27  367  {
0fdcc793991b9f Vivek Kasireddy 2022-05-19  368          int ret;
0fdcc793991b9f Vivek Kasireddy 2022-05-19  369  
0fdcc793991b9f Vivek Kasireddy 2022-05-19  370          ret = 
misc_register(&udmabuf_misc);
0fdcc793991b9f Vivek Kasireddy 2022-05-19  371          if (ret < 0) {
0fdcc793991b9f Vivek Kasireddy 2022-05-19  372                  pr_err("Could 
not initialize udmabuf device\n");
0fdcc793991b9f Vivek Kasireddy 2022-05-19  373                  return ret;
0fdcc793991b9f Vivek Kasireddy 2022-05-19  374          }
0fdcc793991b9f Vivek Kasireddy 2022-05-19  375  
0fdcc793991b9f Vivek Kasireddy 2022-05-19  376          ret = 
dma_coerce_mask_and_coherent(udmabuf_misc.this_device,
0fdcc793991b9f Vivek Kasireddy 2022-05-19  377                                  
           DMA_BIT_MASK(64));
0fdcc793991b9f Vivek Kasireddy 2022-05-19  378          if (ret < 0) {
0fdcc793991b9f Vivek Kasireddy 2022-05-19  379                  pr_err("Could 
not setup DMA mask for udmabuf device\n");
0fdcc793991b9f Vivek Kasireddy 2022-05-19  380                  return ret;
0fdcc793991b9f Vivek Kasireddy 2022-05-19  381          }
0fdcc793991b9f Vivek Kasireddy 2022-05-19  382  
0fdcc793991b9f Vivek Kasireddy 2022-05-19 @383          return 0;
fbb0de79507819 Gerd Hoffmann   2018-08-27  384  }
fbb0de79507819 Gerd Hoffmann   2018-08-27  385  

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp
_______________________________________________
kbuild mailing list -- [email protected]
To unsubscribe send an email to [email protected]

Reply via email to