Re: [PATCH] wifi: ath11k: fix SAC bug on peer addition with sta band migration

From: Kalle Valo
Date: Wed Feb 22 2023 - 05:13:36 EST


Christian Marangi <ansuelsmth@xxxxxxxxx> wrote:

> Fix sleep in atomic context warning detected by Smatch static checker
> analyzer.
>
> Following the locking pattern for peer_rhash_add lock tbl_mtx_lock mutex
> always even if sta is not transitioning to another band.
> This is peer_add function and a more secure locking should not cause
> performance regression.
>
> Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.5.0.1-01208-QCAHKSWPL_SILICONZ-1
>
> Fixes: d673cb6fe6c0 ("wifi: ath11k: fix peer addition/deletion error on sta band migration")
> Reported-by: Dan Carpenter <error27@xxxxxxxxx>
> Signed-off-by: Christian Marangi <ansuelsmth@xxxxxxxxx>
> Signed-off-by: Kalle Valo <quic_kvalo@xxxxxxxxxxx>

Patch applied to ath-next branch of ath.git, thanks.

60b7d62ba8cd wifi: ath11k: fix SAC bug on peer addition with sta band migration

--
https://patchwork.kernel.org/project/linux-wireless/patch/20230209222622.1751-1-ansuelsmth@xxxxxxxxx/

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