4.14-stable review patch. If anyone has any objections, please let me know.
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[ Upstream commit cb257783c2927b73614b20f915a91ff78aa6f3e8 ]
Fixes: f599c64fdf7d ("xen-netfront: Fix race between device setup and open") Reported-by: Ben Hutchings ben.hutchings@codethink.co.uk Signed-off-by: Ross Lagerwall ross.lagerwall@citrix.com Reviewed-by: Juergen Gross jgross@suse.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/xen-netfront.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index ca239912c0e6..6ea95b316256 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -1824,7 +1824,7 @@ static int talk_to_netback(struct xenbus_device *dev, err = xen_net_read_mac(dev, info->netdev->dev_addr); if (err) { xenbus_dev_fatal(dev, err, "parsing %s/mac", dev->nodename); - goto out; + goto out_unlocked; }
rtnl_lock(); @@ -1939,6 +1939,7 @@ abort_transaction_no_dev_fatal: xennet_destroy_queues(info); out: rtnl_unlock(); +out_unlocked: device_unregister(&dev->dev); return err; }