[PATCH] [SCSI] ufs: fix potential NULL pointer dereferencing error in ufshcd_probe.

[Namjae Jeon <linkinjeon@xxxxxxxxx>]

Avoid dereferencing a NULL pointer if scsi_host_alloc is failed.

Signed-off-by: Namjae Jeon <linkinjeon@xxxxxxxxx>
Acked-by: Santosh Y <santoshsy@xxxxxxxxx>
---
 drivers/scsi/ufs/ufshcd.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index e47a0da..58f4ba6 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -1838,7 +1838,7 @@ ufshcd_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	err = pci_request_regions(pdev, UFSHCD);
 	if (err < 0) {
 		dev_err(&pdev->dev, "request regions failed\n");
-		goto out_disable;
+		goto out_host_put;
 	}
 
 	hba->mmio_base = pci_ioremap_bar(pdev, 0);
@@ -1927,8 +1927,9 @@ out_iounmap:
 	iounmap(hba->mmio_base);
 out_release_regions:
 	pci_release_regions(pdev);
-out_disable:
+out_host_put:
 	scsi_host_put(host);
+out_disable:
 	pci_clear_master(pdev);
 	pci_disable_device(pdev);
 out_error:
-- 
1.7.9.5

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