linux-kernel - Re: rsi: fix memory leak on buf and usb_reg

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Message-Id: <20171207132603.1A9C260240@smtp.codeaurora.org>
Date:   Thu,  7 Dec 2017 13:26:03 +0000 (UTC)
From:   Kalle Valo <kvalo@...eaurora.org>
To:     Colin Ian King <colin.king@...onical.com>
Cc:     Amitkumar Karwar <amit.karwar@...pinesignals.com>,
        Prameela Rani Garnepudi <prameela.j04cs@...il.com>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: rsi: fix memory leak on buf and usb_reg_buf

Colin Ian King <colin.king@...onical.com> wrote:

> From: Colin Ian King <colin.king@...onical.com>
> 
> In the cases where len is too long, the error return path fails to
> kfree allocated buffers buf and usb_reg_buf.  The simplest fix is to
> perform the sanity check on len before the allocations to avoid having
> to do the kfree'ing in the first place.
> 
> Detected by CoverityScan, CID#1452258,1452259 ("Resource Leak")
> 
> Fixes: 59f73e2ae185 ("rsi: check length before USB read/write register")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

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

c4ee30a280b1 wlcore, wl1251: fix spelling: "Couldnt" -> "Couldn't" and remove error on -ENOMEM

-- 
https://patchwork.kernel.org/patch/10061619/

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