Commit 63a06181 authored Mar 15, 2019 by Kangjie Lu Committed by Martin K. Petersen Mar 19, 2019

scsi: ufs: fix a missing check of devm_reset_control_get



devm_reset_control_get could fail, so the fix checks its return value and
passes the error code upstream in case it fails.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Acked-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

parent 9e2a07e1

drivers/scsi/ufs/ufs-hisi.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -587,6 +587,10 @@ static int ufs_hisi_init_common(struct ufs_hba *hba)
		ufshcd_set_variant(hba, host);

		host->rst = devm_reset_control_get(dev, "rst");
		if (IS_ERR(host->rst)) {
		dev_err(dev, "%s: failed to get reset control\n", __func__);
		return PTR_ERR(host->rst);
		}

		ufs_hisi_set_pm_lvl(hba);

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