Commit 65d786c2 authored May 23, 2017 by Gustavo A. R. Silva Committed by David S. Miller May 25, 2017

net: fix potential null pointer dereference



Add null check to avoid a potential null pointer dereference.

Addresses-Coverity-ID: 1408831
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Acked-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 11387fe4

drivers/net/gtp.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -873,7 +873,7 @@ static struct gtp_dev gtp_find_dev(struct net src_net, struct nlattr *nla[])

		/* Check if there's an existing gtpX device to configure */
		dev = dev_get_by_index_rcu(net, nla_get_u32(nla[GTPA_LINK]));
		if (dev->netdev_ops == &gtp_netdev_ops)
		if (dev && dev->netdev_ops == &gtp_netdev_ops)
		gtp = netdev_priv(dev);

		put_net(net);