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authorDan Carpenter <dan.carpenter@oracle.com>2018-03-21 11:09:01 +0300
committerDavid S. Miller <davem@davemloft.net>2018-03-22 14:30:36 -0400
commit5dcd8400884cc4a043a6d4617e042489e5d566a9 (patch)
tree6ffd19f1f6b32995583adacc662a3faf9d424e74
parente0645d9b9673560dab6e6274ee1d7583a2b51350 (diff)
macsec: missing dev_put() on error in macsec_newlink()
We moved the dev_hold(real_dev); call earlier in the function but forgot to update the error paths. Fixes: 0759e552bce7 ("macsec: fix negative refcnt on parent link") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/macsec.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 7de88b33d5b9..9cbb0c8a896a 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -3277,7 +3277,7 @@ static int macsec_newlink(struct net *net, struct net_device *dev,
err = netdev_upper_dev_link(real_dev, dev, extack);
if (err < 0)
- goto unregister;
+ goto put_dev;
/* need to be already registered so that ->init has run and
* the MAC addr is set
@@ -3316,7 +3316,8 @@ del_dev:
macsec_del_dev(macsec);
unlink:
netdev_upper_dev_unlink(real_dev, dev);
-unregister:
+put_dev:
+ dev_put(real_dev);
unregister_netdevice(dev);
return err;
}