| From | Ben Hutchings <> | Date | Sun, 11 Nov 2018 19:49:05 +0000 | Subject | [PATCH 3.16 163/366] xen-netfront: fix locking in connect error path |
| |
3.16.61-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: David Vrabel <david.vrabel@citrix.com>
commit db8c8ab61a28d7e3eb86d247b342a853263262c3 upstream.
If no queues could be created when connecting to the backend, one of the error paths would deadlock.
Signed-off-by: David Vrabel <david.vrabel@citrix.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Ben Hutchings <ben@decadent.org.uk> --- drivers/net/xen-netfront.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -2000,7 +2000,7 @@ abort_transaction_no_dev_fatal: info->queues = NULL; rtnl_lock(); netif_set_real_num_tx_queues(info->netdev, 0); - rtnl_lock(); + rtnl_unlock(); out: return err; }
|