[PATCH 1/1] scsi: esas2r: esas2r_init: check return value

[Xidong Wang <wangxidong_97@xxxxxxx>]

In esas2r_resume(), the return value of pci_enable_device() is not
checked before pdev is used.

Signed-off-by: Xidong Wang <wangxidong_97@xxxxxxx>
---
 drivers/scsi/esas2r/esas2r_init.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/scsi/esas2r/esas2r_init.c b/drivers/scsi/esas2r/esas2r_init.c
index 950cd92..883d35f 100644
--- a/drivers/scsi/esas2r/esas2r_init.c
+++ b/drivers/scsi/esas2r/esas2r_init.c
@@ -686,6 +686,9 @@ int esas2r_resume(struct pci_dev *pdev)
 	esas2r_log_dev(ESAS2R_LOG_INFO, &(pdev->dev),
 		       "pci_enable_device() called");
 	rez = pci_enable_device(pdev);
+	if (rez < 0) {
+		goto error_exit;
+	}
 	pci_set_master(pdev);
 
 	if (!a) {
-- 
2.7.4