Messages in this thread | | | Subject | Re: [PATCH] wil6210: avoid gcc-10 zero-length-bounds warning | From | Kalle Valo <> | Date | Mon, 11 May 2020 12:33:52 +0000 (UTC) |
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Arnd Bergmann <arnd@arndb.de> wrote:
> gcc-10 warns about accesses inside of a zero-length array: > > drivers/net/wireless/ath/wil6210/cfg80211.c: In function 'wil_cfg80211_scan': > drivers/net/wireless/ath/wil6210/cfg80211.c:970:23: error: array subscript 255 is outside the bounds of an interior zero-length array 'struct <anonymous>[0]' [-Werror=zero-length-bounds] > 970 | cmd.cmd.channel_list[cmd.cmd.num_channels++].channel = ch - 1; > | ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ > In file included from drivers/net/wireless/ath/wil6210/wil6210.h:17, > from drivers/net/wireless/ath/wil6210/cfg80211.c:11: > drivers/net/wireless/ath/wil6210/wmi.h:477:4: note: while referencing 'channel_list' > 477 | } channel_list[0]; > | ^~~~~~~~~~~~ > > Turn this into a flexible array to avoid the warning. > > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Patch applied to ath-next branch of ath.git, thanks.
04a4d3416372 wil6210: avoid gcc-10 zero-length-bounds warning
-- https://patchwork.kernel.org/patch/11529309/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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