[PATCH AUTOSEL 6.1 26/38] nvme-fc: fix a missing queue put in nvmet_fc_ls_create_association

From: Sasha Levin
Date: Thu Feb 09 2023 - 06:20:08 EST


From: Amit Engel <Amit.Engel@xxxxxxxx>

[ Upstream commit 0cab4404874f2de52617de8400c844891c6ea1ce ]

As part of nvmet_fc_ls_create_association there is a case where
nvmet_fc_alloc_target_queue fails right after a new association with an
admin queue is created. In this case, no one releases the get taken in
nvmet_fc_alloc_target_assoc. This fix is adding the missing put.

Signed-off-by: Amit Engel <Amit.Engel@xxxxxxxx>
Reviewed-by: James Smart <jsmart2021@xxxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/nvme/target/fc.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c
index ab2627e17bb97..1ab6601fdd5cf 100644
--- a/drivers/nvme/target/fc.c
+++ b/drivers/nvme/target/fc.c
@@ -1685,8 +1685,10 @@ nvmet_fc_ls_create_association(struct nvmet_fc_tgtport *tgtport,
else {
queue = nvmet_fc_alloc_target_queue(iod->assoc, 0,
be16_to_cpu(rqst->assoc_cmd.sqsize));
- if (!queue)
+ if (!queue) {
ret = VERR_QUEUE_ALLOC_FAIL;
+ nvmet_fc_tgt_a_put(iod->assoc);
+ }
}
}

--
2.39.0