On 11/23/20 7:41 PM, Rojewski, Cezary wrote:
On 2020-11-23 11:53 AM, Andy Shevchenko wrote:
On Sun, Nov 22, 2020 at 03:52:27AM +0800, kernel test robot wrote:
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   27bba9c532a8d21050b94224ffd310ad0058c353
commit: 6cbfa11d2694b8a1e46d6834fb9705d5589e3ef1 ASoC: Intel: Select catpt and 
deprecate haswell
date:   7 weeks ago
config: x86_64-randconfig-m001-20201122 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0

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

smatch warnings:
sound/soc/intel/catpt/loader.c:654 catpt_first_boot_firmware() warn: consider 
using resource_size() here
...

a9aa6fb3eb6c7e Cezary Rojewski 2020-09-29  652          for (res = cdev->dram.child; 
res->sibling; res = res->sibling)
a9aa6fb3eb6c7e Cezary Rojewski 2020-09-29  653                  ;
a9aa6fb3eb6c7e Cezary Rojewski 2020-09-29 @654          
__request_region(&cdev->dram, res->end + 1,

This sounds like false positive. From where it gets the idea of resource_size()
for the *start* offset?!

Indeed it is false positive. I've already explained this in:

RE: [bug report] ASoC: Intel: catpt: Firmware loading and context restore
https://www.spinics.net/lists/alsa-devel/msg117145.html

Hi all,

Thanks a lot, we'll ignore the warning next time.

Best Regards,
Rong Chen

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