linux-kernel - [PATCH 5.4 206/222] scsi: hisi_sas: Return directly if init hardware failed

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Date:   Wed, 22 Jan 2020 10:29:52 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Xiang Chen <chenxiang66@...ilicon.com>,
        John Garry <john.garry@...wei.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>
Subject: [PATCH 5.4 206/222] scsi: hisi_sas: Return directly if init hardware failed

From: Xiang Chen <chenxiang66@...ilicon.com>

commit 547fde8b5a1923050f388caae4f76613b5a620e0 upstream.

Need to return directly if init hardware failed.

Fixes: 73a4925d154c ("scsi: hisi_sas: Update all the registers after suspend and resume")
Link: https://lore.kernel.org/r/1573551059-107873-3-git-send-email-john.garry@huawei.com
Signed-off-by: Xiang Chen <chenxiang66@...ilicon.com>
Signed-off-by: John Garry <john.garry@...wei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/scsi/hisi_sas/hisi_sas_v3_hw.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -3423,6 +3423,7 @@ static int hisi_sas_v3_resume(struct pci
 	if (rc) {
 		scsi_remove_host(shost);
 		pci_disable_device(pdev);
+		return rc;
 	}
 	hisi_hba->hw->phys_init(hisi_hba);
 	sas_resume_ha(sha);