From: Simon Wunderlich <sw@simonwunderlich.de>
To: b.a.t.m.a.n@lists.open-mesh.org
Cc: a@unstable.cc
Subject: Re: [B.A.T.M.A.N.] [PATCH maint] batman-adv: Check for alloc errors when preparing TT local data
Date: Fri, 02 Dec 2016 10:22:11 +0100 [thread overview]
Message-ID: <2904592.QTHgNB2zL4@prime> (raw)
In-Reply-To: <20161130204709.16257-1-sven@narfation.org>
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On Wednesday, November 30, 2016 9:47:09 PM CET Sven Eckelmann wrote:
> batadv_tt_prepare_tvlv_local_data can fail to allocate the memory for the
> new TVLV block. The caller is informed about this problem with the returned
> length of 0. Not checking this value results in an invalid memory access
> when either tt_data or tt_change is accessed.
>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> Fixes: 21a57f6e7a3b ("batman-adv: make the TT CRC logic VLAN specific")
> Signed-off-by: Sven Eckelmann <sven@narfation.org>
Applied in 9890c9f.
Thanks!
Simon
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prev parent reply other threads:[~2016-12-02 9:22 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-30 20:47 [B.A.T.M.A.N.] [PATCH maint] batman-adv: Check for alloc errors when preparing TT local data Sven Eckelmann
2016-12-02 9:22 ` Simon Wunderlich [this message]
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