[PATCH 3/4] drbd: Add missing error code in drbd_main.c

[Ethan Tidmore]

No error code is assigned in alloc_workqueue() error path.

Assign error code -ENOMEM.

Detected by Smatch:
drivers/block/drbd/drbd_main.c:4575 drbd_init() warn:
missing error code 'err'

Fixes: b2e550c8d1f54 ("drbd: rework module core for DRBD 9 transport and multi-peer")
Signed-off-by: Ethan Tidmore <ethantidmore06@xxxxxxxxx>
---
 drivers/block/drbd/drbd_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index e2c3530cfa13..689b7cac5ec2 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -4569,6 +4569,7 @@ static int __init drbd_init(void)
 		goto fail;
 	}
 
+	err = -ENOMEM;
 	ping_ack_sender = alloc_workqueue("drbd_pas",
 			WQ_UNBOUND | WQ_MEM_RECLAIM | WQ_HIGHPRI, 0);
 	if (!ping_ack_sender)
-- 
2.53.0