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| author |   David L Stevens <david.stevens@oracle.com> | 2014-11-12 10:58:47 -0500 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-11-12 13:51:23 -0500 |
| commit | c647cc3fd5ee3c3aba34a00326e684684d491de0 (patch) | |
| tree | a7a21ca9361c4094b2e4ed70e6686024ac2ae3a7 /drivers/net/ethernet/sun/sunvnet.c | |
| parent | Merge branch 'skb_alloc_pages' (diff) | |
| download | linux-dev-c647cc3fd5ee3c3aba34a00326e684684d491de0.tar.xz linux-dev-c647cc3fd5ee3c3aba34a00326e684684d491de0.zip | |
sunvnet: fix NULL pointer dereference
This patch fixes a NULL pointer dereference when __tx_port_find() doesn't
find a matching port.
Signed-off-by: David L Stevens <david.stevens@oracle.com>
Acked-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sun/sunvnet.c')
| -rw-r--r-- | drivers/net/ethernet/sun/sunvnet.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index 55d66c9a6627..a556eba8eeed 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -958,6 +958,8 @@ vnet_select_queue(struct net_device *dev, struct sk_buff *skb, struct vnet *vp = netdev_priv(dev); struct vnet_port *port = __tx_port_find(vp, skb); + if (port == NULL) + return 0; return port->q_index; } |