diff options
author | David L Stevens <david.stevens@oracle.com> | 2014-10-01 19:05:27 +0400 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2014-10-01 23:26:09 +0400 |
commit | a29c9c43bb633a9965909cd548879fee4aa789a4 (patch) | |
tree | 995c7a2198797ba0fad06886d08e8133f9f934c7 /drivers/net/ethernet/sun | |
parent | e506d405ac7d34d03996c97ac68aa2ac010be64a (diff) | |
download | linux-a29c9c43bb633a9965909cd548879fee4aa789a4.tar.xz |
sunvnet: fix potential NULL pointer dereference
One of the error cases for vnet_start_xmit()'s "out_dropped" label
is port == NULL, so only mess with port->clean_timer when port is not NULL.
Signed-off-by: David L Stevens <david.stevens@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sun')
-rw-r--r-- | drivers/net/ethernet/sun/sunvnet.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index 126269762ee7..15396720f489 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -1073,7 +1073,7 @@ out_dropped: if (pending) (void)mod_timer(&port->clean_timer, jiffies + VNET_CLEAN_TIMEOUT); - else + else if (port) del_timer(&port->clean_timer); dev->stats.tx_dropped++; return NETDEV_TX_OK; |