diff options
| author | Gustavo A. R. Silva <garsilva@embeddedor.com> | 2017-05-24 02:18:37 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-05-25 19:54:02 +0300 |
| commit | 65d786c21bf8140dac83563306f46fe0b13a9aaa (patch) | |
| tree | d06216d5b8d3fa595687e5351c9768374191f167 /drivers/net/gtp.c | |
| parent | 11387fe4a98f75d1f4cdb3efe3b42b19205c9df5 (diff) | |
| download | linux-65d786c21bf8140dac83563306f46fe0b13a9aaa.tar.xz | |
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>
Diffstat (limited to 'drivers/net/gtp.c')
| -rw-r--r-- | drivers/net/gtp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index 4fea1b3dfbb4..7b652bb7ebe4 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 == >p_netdev_ops) + if (dev && dev->netdev_ops == >p_netdev_ops) gtp = netdev_priv(dev); put_net(net); |