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authorAlan Cox <alan@linux.intel.com>2012-07-23 22:42:14 -0400
committerDavid S. Miller <davem@davemloft.net>2012-07-24 16:54:16 -0400
commitc66b9b7d365444b433307ebb18734757cb668a02 (patch)
tree36a8742f784bd7f0b18df92689ba9142b3431476 /drivers
parent3324d024ba4bebb74a78d84b925b59df73a92fbd (diff)
caif: fix NULL pointer check
Reported-by: <rucsoftsec@gmail.com> Resolves-bug: http://bugzilla.kernel.org/show_bug?44441 Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/caif/caif_serial.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c
index 8a3054b84812..5de74e762021 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)
325 325
326 sprintf(name, "cf%s", tty->name); 326 sprintf(name, "cf%s", tty->name);
327 dev = alloc_netdev(sizeof(*ser), name, caifdev_setup); 327 dev = alloc_netdev(sizeof(*ser), name, caifdev_setup);
328 if (!dev)
329 return -ENOMEM;
330
328 ser = netdev_priv(dev); 331 ser = netdev_priv(dev);
329 ser->tty = tty_kref_get(tty); 332 ser->tty = tty_kref_get(tty);
330 ser->dev = dev; 333 ser->dev = dev;