[PATCH] 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(a)embeddedor.com> --- drivers/net/gtp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index 4fea1b3..7b652bb 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -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); -- 2.5.0