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[v2,17/23] pm8001: Fix invalid return when request_irq() failed

Message ID d4fd5f0bf31cb1a035dc077f5b0f1cf5d840fc77.1393191330.git.agordeev@redhat.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Alexander Gordeev Feb. 24, 2014, 8:02 a.m. UTC 
When a call to request_irq() failed pm8001_setup_msix()
still returns the success. This udate fixes the described
misbehaviour.

Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Cc: xjtuwjp@gmail.com
Cc: lindar_liu@usish.com
Cc: linux-scsi@vger.kernel.org
Cc: linux-pci@vger.kernel.org
Acked-by: Jack Wang <xjtuwjp@gmail.com>
---
 drivers/scsi/pm8001/pm8001_init.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c
index 73a120d..efffbb9 100644
--- a/drivers/scsi/pm8001/pm8001_init.c
+++ b/drivers/scsi/pm8001/pm8001_init.c
@@ -739,9 +739,10 @@  static u32 pm8001_setup_msix(struct pm8001_hba_info *pm8001_ha)
 			pm8001_ha->irq_vector[i].irq_id = i;
 			pm8001_ha->irq_vector[i].drv_inst = pm8001_ha;
 
-			if (request_irq(pm8001_ha->msix_entries[i].vector,
+			rc = request_irq(pm8001_ha->msix_entries[i].vector,
 				pm8001_interrupt_handler_msix, flag,
-				intr_drvname[i], &(pm8001_ha->irq_vector[i]))) {
+				intr_drvname[i], &(pm8001_ha->irq_vector[i]));
+			if (rc) {
 				for (j = 0; j < i; j++)
 					free_irq(
 					pm8001_ha->msix_entries[j].vector,