[PATCH 5.10 24/84] scsi: pmcraid: Fix missing resource cleanup in error case

Greg Kroah-Hartman
2022-06-20T13:35:40Z

From: Chengguang Xu <cgxu519@mykernel.net>

[ Upstream commit ec1e8adcbdf661c57c395bca342945f4f815add7 ]

Fix missing resource cleanup (when '(--i) == 0') for error case in
pmcraid_register_interrupt_handler().

Link: https://lore.kernel.org/r/20220529153456.4183738-6-cgxu519@mykernel.net
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/scsi/pmcraid.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index cbe5fab793eb..ce10d680c56c 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -4528,7 +4528,7 @@ pmcraid_register_interrupt_handler(struct pmcraid_instance *pinstance)
return 0;

out_unwind:
- while (--i > 0)
+ while (--i >= 0)
free_irq(pci_irq_vector(pdev, i), &pinstance->hrrq_vector[i]);
pci_free_irq_vectors(pdev);
return rc;
--
2.35.1