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OpenCloudOS-Kernel
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vhost-net: minor cleanup 

Delete a label and goto from vhost_net_set_backend
Inverting a test allows a label and goto to be eliminated.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jeff Dike 2010-03-04 16:10:14 -05:00 committed by Michael S. Tsirkin
parent 373a83a699
commit dd1f4078f0
1 changed files with 5 additions and 6 deletions
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11
drivers/vhost/net.c
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@ -519,13 +519,12 @@ static long vhost_net_set_backend(struct vhost_net *n, unsigned index, int fd)
/* start polling new socket */
oldsock = vq->private_data;
if (sock == oldsock)
goto done;
if (sock != oldsock){
vhost_net_disable_vq(n, vq);
rcu_assign_pointer(vq->private_data, sock);
vhost_net_enable_vq(n, vq);
}
vhost_net_disable_vq(n, vq);
rcu_assign_pointer(vq->private_data, sock);
vhost_net_enable_vq(n, vq);
done:
if (oldsock) {
vhost_net_flush_vq(n, index);
fput(oldsock->file);