caif: fix NULL pointer check · tjh.dev/kernel@c66b9b7

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

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>

authored by

Alan Cox and committed by

David S. Miller 13 years ago c66b9b7d 3324d024

1 changed file

expand all

drivers

net

caif

caif_serial.c

drivers/net/caif/caif_serial.c

··· 325 325 326 326 sprintf(name, "cf%s", tty->name); 327 327 dev = alloc_netdev(sizeof(*ser), name, caifdev_setup); 328 + if (!dev) 329 + return -ENOMEM; 330 + 328 331 ser = netdev_priv(dev); 329 332 ser->tty = tty_kref_get(tty); 330 333 ser->dev = dev;