wifi: b43legacy: Remove the unused function prev_slot()

[Kalle Valo]

Jiapeng Chong <jiapeng.chong at linux.alibaba.com> wrote:

> The function prev_slot is defined in the dma.c file, but not called
> elsewhere, so remove this unused function.
> 
> drivers/net/wireless/broadcom/b43legacy/dma.c:130:19: warning: unused function 'prev_slot'.
> 
> Reported-by: Abaci Robot <abaci at linux.alibaba.com>
> Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4642
> Signed-off-by: Jiapeng Chong <jiapeng.chong at linux.alibaba.com>
> Reviewed-by: Simon Horman <simon.horman at corigine.com>
> Acked-by: Larry Finger <Larry.Finger at lwfinger.net>

Patch applied to wireless-next.git, thanks.

e83ce86aa7d9 wifi: b43legacy: Remove the unused function prev_slot()

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20230330021841.67724-1-jiapeng.chong@linux.alibaba.com/

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