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[v2,08/17] scsi: ufs: qcom: Check the return value of ufs_qcom_power_up_sequence()

Message ID 20231208065902.11006-9-manivannan.sadhasivam@linaro.org
State Accepted
Commit e430c0e08957d111b068d5c0a3f4ddd1b8d790cb
Headers show
Series scsi: ufs: qcom: Code cleanups | expand

Commit Message

Manivannan Sadhasivam Dec. 8, 2023, 6:58 a.m. UTC 
If ufs_qcom_power_up_sequence() fails, then it makes no sense to enable
the lane clocks and continue ufshcd_hba_enable(). So let's check the return
value of ufs_qcom_power_up_sequence().

Reviewed-by: Andrew Halaney <ahalaney@redhat.com>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
---
 drivers/ufs/host/ufs-qcom.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
index 365a61dbf7ea..b141dd2a9346 100644
--- a/drivers/ufs/host/ufs-qcom.c
+++ b/drivers/ufs/host/ufs-qcom.c
@@ -417,7 +417,10 @@  static int ufs_qcom_hce_enable_notify(struct ufs_hba *hba,
 
 	switch (status) {
 	case PRE_CHANGE:
-		ufs_qcom_power_up_sequence(hba);
+		err = ufs_qcom_power_up_sequence(hba);
+		if (err)
+			return err;
+
 		/*
 		 * The PHY PLL output is the source of tx/rx lane symbol
 		 * clocks, hence, enable the lane clocks only after PHY