From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Cox Subject: [PATCH] caif: fix NULL pointer check Date: Tue, 24 Jul 2012 13:42:14 +0100 Message-ID: <20120724124207.4444.49789.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit To: sjur.brandeland@stericsson.com, netdev@vger.kernel.org Return-path: Received: from lxorguk.ukuu.org.uk ([81.2.110.251]:45846 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753801Ab2GXMZR (ORCPT ); Tue, 24 Jul 2012 08:25:17 -0400 Sender: netdev-owner@vger.kernel.org List-ID: From: Alan Cox Reported-by: Resolves-bug: http://bugzilla.kernel.org/show_bug?44441 Signed-off-by: Alan Cox --- drivers/net/caif/caif_serial.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c index 8a3054b..7e84175 100644 --- a/drivers/net/caif/caif_serial.c +++ b/drivers/net/caif/caif_serial.c @@ -325,6 +325,9 @@ static int ldisc_open(struct tty_struct *tty) sprintf(name, "cf%s", tty->name); dev = alloc_netdev(sizeof(*ser), name, caifdev_setup); + if (dev == NULL) + return -ENOMEM; + ser = netdev_priv(dev); ser->tty = tty_kref_get(tty); ser->dev = dev;