In ufs_qcom_power_up_sequence(), check return value of phy_set_mode_ext() and stop proceeding if phy_set_mode_ext() fails. Reviewed-by: Nitin Rawat <quic_nitirawa@xxxxxxxxxxx> Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx> Signed-off-by: Can Guo <quic_cang@xxxxxxxxxxx> --- drivers/ufs/host/ufs-qcom.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c index 543939c..ee3f07a 100644 --- a/drivers/ufs/host/ufs-qcom.c +++ b/drivers/ufs/host/ufs-qcom.c @@ -475,7 +475,9 @@ static int ufs_qcom_power_up_sequence(struct ufs_hba *hba) return ret; } - phy_set_mode_ext(phy, mode, host->phy_gear); + ret = phy_set_mode_ext(phy, mode, host->phy_gear); + if (ret) + goto out_disable_phy; /* power on phy - start serdes and phy's power and clocks */ ret = phy_power_on(phy); -- 2.7.4
