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-rw-r--r--drivers/vhost/net.c13
-rw-r--r--drivers/vhost/vhost.c4
2 files changed, 8 insertions, 9 deletions
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 2406377a6e5e..107af9e61dc1 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -527,13 +527,12 @@ static long vhost_net_set_backend(struct vhost_net *n, unsigned index, int fd)
527 527
528 /* start polling new socket */ 528 /* start polling new socket */
529 oldsock = vq->private_data; 529 oldsock = vq->private_data;
530 if (sock == oldsock) 530 if (sock != oldsock){
531 goto done; 531 vhost_net_disable_vq(n, vq);
532 rcu_assign_pointer(vq->private_data, sock);
533 vhost_net_enable_vq(n, vq);
534 }
532 535
533 vhost_net_disable_vq(n, vq);
534 rcu_assign_pointer(vq->private_data, sock);
535 vhost_net_enable_vq(n, vq);
536done:
537 if (oldsock) { 536 if (oldsock) {
538 vhost_net_flush_vq(n, index); 537 vhost_net_flush_vq(n, index);
539 fput(oldsock->file); 538 fput(oldsock->file);
@@ -634,7 +633,7 @@ static long vhost_net_compat_ioctl(struct file *f, unsigned int ioctl,
634} 633}
635#endif 634#endif
636 635
637const static struct file_operations vhost_net_fops = { 636static const struct file_operations vhost_net_fops = {
638 .owner = THIS_MODULE, 637 .owner = THIS_MODULE,
639 .release = vhost_net_release, 638 .release = vhost_net_release,
640 .unlocked_ioctl = vhost_net_ioctl, 639 .unlocked_ioctl = vhost_net_ioctl,
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 0b99783083f6..248ed2db0711 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -237,8 +237,8 @@ static int vq_memory_access_ok(void __user *log_base, struct vhost_memory *mem,
237{ 237{
238 int i; 238 int i;
239 239
240 if (!mem) 240 if (!mem)
241 return 0; 241 return 0;
242 242
243 for (i = 0; i < mem->nregions; ++i) { 243 for (i = 0; i < mem->nregions; ++i) {
244 struct vhost_memory_region *m = mem->regions + i; 244 struct vhost_memory_region *m = mem->regions + i;