vhost: Remove unnecessary variable

It is unnecessary to use ret variable to return the error
code, just return the error code directly.

Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 0536f8526359..1ac9de250319 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -203,7 +203,6 @@ EXPORT_SYMBOL_GPL(vhost_poll_init);
 int vhost_poll_start(struct vhost_poll *poll, struct file *file)
 {
         __poll_t mask;
-        int ret = 0;
 
         if (poll->wqh)
                 return 0;
@@ -213,10 +212,10 @@ int vhost_poll_start(struct vhost_poll *poll, struct file *file)
                 vhost_poll_wakeup(&poll->wait, 0, 0, poll_to_key(mask));
         if (mask & EPOLLERR) {
                 vhost_poll_stop(poll);
-                ret = -EINVAL;
+                return -EINVAL;
         }
 
-        return ret;
+        return 0;
 }
 EXPORT_SYMBOL_GPL(vhost_poll_start);