[PATCH 2/3] scsi: ufs: Add error checks for pm_runtime_get_sync()

From: Rajendra Nayak
Date: Fri Mar 08 2019 - 03:31:39 EST


Add an error check for pm_runtime_get_sync(), ignoring this can
hide issues with the runtime pm handling in the driver.

Signed-off-by: Rajendra Nayak <rnayak@xxxxxxxxxxxxxx>
---
drivers/scsi/ufs/ufshcd.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 2ddf24466a62..060dc38cc582 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -8357,7 +8357,10 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq)
}

/* Hold auto suspend until async scan completes */
- pm_runtime_get_sync(dev);
+ err = pm_runtime_get_sync(dev);
+ if (err < 0)
+ goto out_remove_scsi_host;
+
atomic_set(&hba->scsi_block_reqs_cnt, 0);
/*
* We are assuming that device wasn't put in sleep/power-down
--
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