linux-kernel - Re: [PATCH wireless 1/2] ath: dfs_pattern_detector: Fix a memory initialization issue

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Message-ID: <169626592372.3936351.4590251912605769395.kvalo@kernel.org>
Date:   Mon,  2 Oct 2023 16:58:45 +0000 (UTC)
From:   Kalle Valo <kvalo@...nel.org>
To:     Christophe JAILLET <christophe.jaillet@...adoo.fr>
Cc:     Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Kalle Valo <quic_kvalo@...cinc.com>,
        linux-wireless@...r.kernel.org
Subject: Re: [PATCH wireless 1/2] ath: dfs_pattern_detector: Fix a memory
 initialization issue

Christophe JAILLET <christophe.jaillet@...adoo.fr> wrote:

> If an error occurs and channel_detector_exit() is called, it relies on
> entries of the 'detectors' array to be NULL.
> Otherwise, it may access to un-initialized memory.
> 
> Fix it and initialize the memory, as what was done before the commit in
> Fixes.
> 
> Fixes: a063b650ce5d ("ath: dfs_pattern_detector: Avoid open coded arithmetic in memory allocation")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> Reviewed-by: Jeff Johnson <quic_jjohnson@...cinc.com>
> Signed-off-by: Kalle Valo <quic_kvalo@...cinc.com>

2 patches applied to ath-next branch of ath.git, thanks.

79bd60ee87e1 wifi: ath: dfs_pattern_detector: Fix a memory initialization issue
27e154abf694 wifi: ath: dfs_pattern_detector: Use flex array to simplify code

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/ad8c55b97ee4b330cb053ce2c448123c309cc91c.1695538105.git.christophe.jaillet@wanadoo.fr/

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