Re: [ammarfaizi2-block:kvalo/ath/pending 7/57] drivers/net/wireless/realtek/rtw89/ser.c:319:2: warning: unannotated fall-through between switch labels

[Kalle Valo]

kernel test robot <lkp@xxxxxxxxx> writes:

> Hi Zong-Zhe,
>
> FYI, the error/warning still remains.
>
> tree:   https://github.com/ammarfaizi2/linux-block kvalo/ath/pending
> head:   5c6cf64b40b98e4d4247fda11e4b4c859a24585d
> commit: 14f9f4790048f684c2b151c899895feae0b5731a [7/57] rtw89: ser: control hci interrupts on/off by state
> config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20220429/202204290113.w78dhtXk-lkp@xxxxxxxxx/config)
> compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project c59473aacce38cd7dd77eebceaf3c98c5707ab3b)
> 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://github.com/ammarfaizi2/linux-block/commit/14f9f4790048f684c2b151c899895feae0b5731a
>         git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
>         git fetch --no-tags ammarfaizi2-block kvalo/ath/pending
>         git checkout 14f9f4790048f684c2b151c899895feae0b5731a
>         # 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/misc/lkdtm/ drivers/net/wireless/realtek/rtw89/
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
>
> All warnings (new ones prefixed by >>):
>
>>> drivers/net/wireless/realtek/rtw89/ser.c:319:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
>            default:
>            ^
>    drivers/net/wireless/realtek/rtw89/ser.c:319:2: note: insert 'break;' to avoid fall-through
>            default:
>            ^
>            break; 
>    1 warning generated.

This commit should fix it:

https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next.git/commit/?id=5ddfffd6da9b94e5f6397843ad1a54d6a211f652

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