+ jason, linux-wireless

kernel test robot <lkp@intel.com> writes:

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   aae703b02f92bde9264366c545e87cec451de471
> commit: dab902fe1d29dc0fa1dccc8d13dc89ffbf633881 wifi: rt2x00: add TX
> LOFT calibration for MT7620
> date:   4 weeks ago
> config: arm64-allmodconfig
> compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project
> 791a7ae1ba3efd6bca96338e10ffde557ba83920)
> reproduce (this is a W=1 build):
>         wget
> https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross
> -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # install arm64 cross compiling tool for clang build
>         # apt-get install binutils-aarch64-linux-gnu
>         #
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dab902fe1d29dc0fa1dccc8d13dc89ffbf633881
>         git remote add linus
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout dab902fe1d29dc0fa1dccc8d13dc89ffbf633881
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1
> O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/gpu/drm/amd/amdgpu/
> drivers/net/wireless/ralink/rt2x00/ drivers/staging/media/
>
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@intel.com>
>
> All warnings (new ones prefixed by >>):
>
>>> drivers/net/wireless/ralink/rt2x00/rt2800lib.c:9439:15: warning:
>> result of comparison of constant -7 with expression of type 'char'
>> is always false [-Wtautological-constant-out-of-range-compare]
>            gerr = (gerr < -0x07) ? -0x07 : (gerr > 0x05) ? 0x05 : gerr;
>                    ~~~~ ^ ~~~~~
>    drivers/net/wireless/ralink/rt2x00/rt2800lib.c:9443:15: warning: result of comparison of constant -31 with expression of type 'char' is always false [-Wtautological-constant-out-of-range-compare]
>            perr = (perr < -0x1f) ? -0x1f : (perr > 0x1d) ? 0x1d : perr;
>                    ~~~~ ^ ~~~~~
>    2 warnings generated.

I believe this patch should fix it:

https://patchwork.kernel.org/project/linux-wireless/patch/20221018202734.140489-1-Jason@zx2c4.com/

Jason, is my understanding correct?

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