Re: rtlwifi: rtl8192cu: remove pointless memcpy

From: Kalle Valo
Date: Tue Feb 27 2018 - 11:18:26 EST


Arnd Bergmann <arnd@xxxxxxxx> wrote:

> gcc-8 points out that source and destination of the memcpy() are
> always the same pointer, so the effect of memcpy() is undefined
> here (its arguments must not overlap):
>
> drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c: In function '_rtl_rx_process':
> drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c:430:2: error: 'memcpy' source argument is the same as destination [-Werror=restrict]
>
> Most likely this is harmless, but it's easy to just remove the
> line and get rid of the warning.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> Acked-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>

Patch applied to wireless-drivers-next.git, thanks.

dcdd54c2bcae rtlwifi: rtl8192cu: remove pointless memcpy

--
https://patchwork.kernel.org/patch/10208979/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches