linux-kernel - [PATCH v2 15/15] nvmet-fc: put ref when assoc->del

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Message-Id: <20250311-nvmet-fcloop-v2-15-fc40cb64edea@kernel.org>
Date: Tue, 11 Mar 2025 11:11:41 +0100
From: Daniel Wagner <wagi@...nel.org>
To: James Smart <james.smart@...adcom.com>, Christoph Hellwig <hch@....de>, 
 Sagi Grimberg <sagi@...mberg.me>, Chaitanya Kulkarni <kch@...dia.com>
Cc: Hannes Reinecke <hare@...e.de>, Keith Busch <kbusch@...nel.org>, 
 linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Daniel Wagner <wagi@...nel.org>
Subject: [PATCH v2 15/15] nvmet-fc: put ref when assoc->del_work is already
 scheduled

Do not leak the tgtport reference when the work is already scheduled.

Signed-off-by: Daniel Wagner <wagi@...nel.org>
---
 drivers/nvme/target/fc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c
index 50cfa02bf8cd1bc39ee8ca3f0b260c5a8733a9df..a948e0856502686294e42826669fd9bd71121c62 100644
--- a/drivers/nvme/target/fc.c
+++ b/drivers/nvme/target/fc.c
@@ -1089,7 +1089,8 @@ static void
 nvmet_fc_schedule_delete_assoc(struct nvmet_fc_tgt_assoc *assoc)
 {
 	nvmet_fc_tgtport_get(assoc->tgtport);
-	queue_work(nvmet_wq, &assoc->del_work);
+	if (!queue_work(nvmet_wq, &assoc->del_work))
+		nvmet_fc_tgtport_put(assoc->tgtport);
 }
 
 static bool

-- 
2.48.1