macvtap: fix uninitialized return value macvtap_ioctl_set_queue()
Return -EINVAL on illegal flag instead of uninitialized value. This fixes the
kbuild test warning.
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index edcbf1c..5a76f20 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -969,6 +969,8 @@
ret = macvtap_enable_queue(vlan->dev, file, q);
else if (flags & IFF_DETACH_QUEUE)
ret = macvtap_disable_queue(q);
+ else
+ ret = -EINVAL;
macvtap_put_vlan(vlan);
return ret;