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authorMichael S. Tsirkin <mst@redhat.com>2013-08-01 13:50:10 +0300
committerDavid S. Miller <davem@davemloft.net>2013-08-01 16:32:05 -0700
commit787381415cf967c5d6d1d7c5b5bd893376945edd (patch)
tree6a087dbe3875655ef89276f5c20487ee90115922 /drivers/net/macvlan.c
parent266e83474c98e9f18d31f4837cfe05819a660d32 (diff)
downloadop-kernel-dev-787381415cf967c5d6d1d7c5b5bd893376945edd.zip
op-kernel-dev-787381415cf967c5d6d1d7c5b5bd893376945edd.tar.gz
macvlan: handle set_promiscuity failures
It's quite unlikely that dev_set_promiscuity will fail, but worth checking just in case. Cc: "David S. Miller" <davem@davemloft.net> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/macvlan.c')
-rw-r--r--drivers/net/macvlan.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 13937f9..d0f9c2f 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -337,8 +337,11 @@ static int macvlan_open(struct net_device *dev)
int err;
if (vlan->port->passthru) {
- if (!(vlan->flags & MACVLAN_FLAG_NOPROMISC))
- dev_set_promiscuity(lowerdev, 1);
+ if (!(vlan->flags & MACVLAN_FLAG_NOPROMISC)) {
+ err = dev_set_promiscuity(lowerdev, 1);
+ if (err < 0)
+ goto out;
+ }
goto hash_add;
}
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