nvme-rdma: initialize ret to zero to avoid returning garbage

ret is not initialized so it contains garbage.  Ensure garbage
is not returned by initializing rc to 0.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>

diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index 8d2875b4c56d8c8bf7da8951512288b327dd6e7a..9c69393f6d1fa5eef761b9b2082a97b913c7ec33 100644 (file)
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -1319,7 +1319,7 @@ out_destroy_queue_ib:
 static int nvme_rdma_device_unplug(struct nvme_rdma_queue *queue)
 {
        struct nvme_rdma_ctrl *ctrl = queue->ctrl;
-       int ret;
+       int ret = 0;
 
        /* Own the controller deletion */
        if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_DELETING))