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From:   Kalle Valo <kvalo@codeaurora.org>
To:     <yhchuang@realtek.com>
Cc:     <kvalo@codeaurora.org>, <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH] rtw88: fix GENMASK_ULL for u64
References: <20191024091948.10569-1-yhchuang@realtek.com>
Date:   Thu, 24 Oct 2019 13:07:20 +0300
In-Reply-To: <20191024091948.10569-1-yhchuang@realtek.com> (yhchuang's message
        of "Thu, 24 Oct 2019 17:19:48 +0800")
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<yhchuang@realtek.com> writes:

> From: Yan-Hsuan Chuang <yhchuang@realtek.com>
>
> This fixes compile warning:
>
>     In file included from include/linux/bitops.h:5:0,
>                      from include/linux/kernel.h:12,
>                      from include/asm-generic/bug.h:19,
>                      from arch/mips/include/asm/bug.h:42,
>                      from include/linux/bug.h:5,
>                      from include/net/mac80211.h:16,
>                      from drivers/net/wireless/realtek/rtw88/main.h:8,
>                      from drivers/net/wireless/realtek/rtw88/main.c:5:
>     drivers/net/wireless/realtek/rtw88/main.c: In function 'rtw_update_rate_mask':
>       include/linux/bits.h:23:11: warning: right shift count is negative
>       [-Wshift-count-negative]
>        (~UL(0) >> (BITS_PER_LONG - 1 - (h))))
>                ^
>     drivers/net/wireless/realtek/rtw88/main.c:622:17: note: in expansion of macro 'GENMASK'
>       u64 cfg_mask = GENMASK(63, 0);
>                      ^~~~~~~
>
> Fixes: f39e9bd49a3d ("rtw88: add set_bitrate_mask support")
> Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>

I'll add:

Reported-by: kbuild test robot <lkp@intel.com>

-- 
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