nbd: kill unused ret in recv_work

No need to return value in queue work, kill ret variable.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index dea7d85134ee..87a0a29f6e7e 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -626,7 +626,6 @@ static void recv_work(struct work_struct *work)
         struct nbd_device *nbd = args->nbd;
         struct nbd_config *config = nbd->config;
         struct nbd_cmd *cmd;
-        int ret = 0;
 
         while (1) {
                 cmd = nbd_read_stat(nbd, args->index);
@@ -636,7 +635,6 @@ static void recv_work(struct work_struct *work)
                         mutex_lock(&nsock->tx_lock);
                         nbd_mark_nsock_dead(nbd, nsock, 1);
                         mutex_unlock(&nsock->tx_lock);
-                        ret = PTR_ERR(cmd);
                         break;
                 }