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sunvnet: fix potential NULL pointer dereference

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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>
This commit is contained in:
David L Stevens 2014-10-01 11:05:27 -04:00 committed by David S. Miller
parent e506d405ac
commit a29c9c43bb
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/sun/sunvnet.c
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@ -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;