diff options
| author | Alan Cox <alan@linux.intel.com> | 2012-07-24 02:42:14 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-07-24 13:54:16 -0700 |
| commit | c66b9b7d365444b433307ebb18734757cb668a02 (patch) | |
| tree | 36a8742f784bd7f0b18df92689ba9142b3431476 /drivers/net/caif | |
| parent | 3324d024ba4bebb74a78d84b925b59df73a92fbd (diff) | |
| download | linux-c66b9b7d365444b433307ebb18734757cb668a02.tar.bz2 | |
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/net/caif')
| -rw-r--r-- | drivers/net/caif/caif_serial.c | 3 |
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) sprintf(name, "cf%s", tty->name); dev = alloc_netdev(sizeof(*ser), name, caifdev_setup); + if (!dev) + return -ENOMEM; + ser = netdev_priv(dev); ser->tty = tty_kref_get(tty); ser->dev = dev; |