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Date: Mon, 16 Jan 2017 14:40:51 -0500 (EST) From: David Miller <davem@...emloft.net> To: basil@...abunga.com Cc: jreuter@...na.de, ralf@...ux-mips.org, linux-hams@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, stable@...r.kernel.org, mcdermj@...otropic.com, f6bvp@...e.fr Subject: Re: [PATCH 1/1] ax25: Fix segfault after sock connection timeout From: Basil Gunn <basil@...abunga.com> Date: Sat, 14 Jan 2017 12:18:55 -0800 > The ax.25 socket connection timed out & the sock struct has been > previously taken down ie. sock struct is now a NULL pointer. Checking > the sock_flag causes the segfault. Check if the socket struct pointer > is NULL before checking sock_flag. This segfault is seen in > timed out netrom connections. > > Please submit to -stable. > > Signed-off-by: Basil Gunn <basil@...abunga.com> This is consistent with the ax25->sk NULL check later in this function. Applied and queued up for -stable, thanks.
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