Messages in this thread | | | Subject | Re: [PATCH 03/15] mwifiex: avoid -Wstringop-overflow warning | From | Kalle Valo <> | Date | Wed, 6 May 2020 08:43:42 +0000 (UTC) |
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Arnd Bergmann <arnd@arndb.de> wrote:
> gcc-10 reports a warning for mwifiex_cmd_802_11_key_material_v1: > > drivers/net/wireless/marvell/mwifiex/sta_cmd.c: In function 'mwifiex_cmd_802_11_key_material_v1': > cc1: warning: writing 16 bytes into a region of size 0 [-Wstringop-overflow=] > In file included from drivers/net/wireless/marvell/mwifiex/sta_cmd.c:23: > drivers/net/wireless/marvell/mwifiex/fw.h:993:9: note: at offset 0 to object 'action' with size 2 declared here > 993 | __le16 action; > | ^~~~~~ > > As the warning makes no sense, I reported it as a bug for gcc. In the > meantime using a temporary pointer for the key data makes the code easier > to read and stops the warning. > > Fixes: 5e6e3a92b9a4 ("wireless: mwifiex: initial commit for Marvell mwifiex driver") > Link: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94881 > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Patch applied to wireless-drivers-next.git, thanks.
08afb432c996 mwifiex: avoid -Wstringop-overflow warning
-- https://patchwork.kernel.org/patch/11521661/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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