linux-kernel - Re: [PATCH v2] staging: rtl8723au: fix potential leak in update_bcn_wps

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Date:	Fri, 02 May 2014 08:59:40 +0200
From:	Jes Sorensen <Jes.Sorensen@...hat.com>
To:	Christian Engelmayer <cengelma@....at>
Cc:	devel@...verdev.osuosl.org, gregkh@...uxfoundation.org,
	Larry.Finger@...inger.net, mguzik@...hat.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] staging: rtl8723au: fix potential leak in update_bcn_wps_ie()

Christian Engelmayer <cengelma@....at> writes:
> Fix a potential leak in the error path of function update_bcn_wps_ie().
> Move the affected input verification to the beginning of the function so
> that it may return directly without leaking already allocated memory.
> Detected by Coverity - CID 1077718.
>
> Signed-off-by: Christian Engelmayer <cengelma@....at>
> ---
> v2: Added change suggested by Mateusz Guzik:
>
>     Move the check before allocating the memory instead of freeing the
>     resource afterwards in the error path.
>
> Compile tested and applies against branch staging-next of tree
> git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git
> ---
>  drivers/staging/rtl8723au/core/rtw_ap.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)

Added to the 8723au tree

Thanks!

Jes
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