macvtap: fix the missing ret value of TUNSETQUEUE

Commit 441ac0fcaa
(macvtap: Convert to using rtnl lock) forget to return what
macvtap_ioctl_set_queue() returns to its caller. This may break multiqueue API
by always falling through to TUNGETFEATURES.

Cc: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jason Wang 2013-07-16 13:36:33 +08:00 committed by David S. Miller
parent 21d1196a35
commit 82a19eb8c0
1 changed files with 1 additions and 0 deletions

View File

@ -1107,6 +1107,7 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd,
rtnl_lock();
ret = macvtap_ioctl_set_queue(file, u);
rtnl_unlock();
return ret;
case TUNGETFEATURES:
if (put_user(IFF_TAP | IFF_NO_PI | IFF_VNET_HDR |