Thread (4 messages) 4 messages, 2 authors, 2021-12-14

[PATCH net 1/2] iavf: missing unlocks in iavf_watchdog_task()

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STALE1772d REVIEWED: 1 (0M)

From: Tony Nguyen <anthony.l.nguyen@intel.com>
Date: 2021-12-13 23:38:50
Subsystem: intel ethernet drivers, networking drivers, the rest · Maintainers: Tony Nguyen, Przemek Kitszel, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

1 review trailer.

From: Dan Carpenter <redacted>

This code was re-organized and there some unlocks missing now.

Fixes: 898ef1cb1cb2 ("iavf: Combine init and watchdog state machines")
Signed-off-by: Dan Carpenter <redacted>
Tested-by: Konrad Jankowski <redacted>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
---
 drivers/net/ethernet/intel/iavf/iavf_main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index cfdbf8c08d18..884a19c51543 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -2046,6 +2046,7 @@ static void iavf_watchdog_task(struct work_struct *work)
 		}
 		adapter->aq_required = 0;
 		adapter->current_op = VIRTCHNL_OP_UNKNOWN;
+		mutex_unlock(&adapter->crit_lock);
 		queue_delayed_work(iavf_wq,
 				   &adapter->watchdog_task,
 				   msecs_to_jiffies(10));
@@ -2076,9 +2077,8 @@ static void iavf_watchdog_task(struct work_struct *work)
 			iavf_detect_recover_hung(&adapter->vsi);
 		break;
 	case __IAVF_REMOVE:
-		mutex_unlock(&adapter->crit_lock);
-		return;
 	default:
+		mutex_unlock(&adapter->crit_lock);
 		return;
 	}
 
-- 
2.31.1
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