platform/x86: amd-pmc: Fix missing unlock on error in amd_pmc_send_cmd()

Add the missing unlock before return from function amd_pmc_send_cmd()
in the error handling case.

Fixes: 95e1b60f8dc8 ("platform/x86: amd-pmc: Fix command completion code")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20210715074327.1966083-1-yangyingliang@huawei.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

diff --git a/drivers/platform/x86/amd-pmc.c b/drivers/platform/x86/amd-pmc.c
index 680f94c7e075b8f11198e095cb60c83ca3ffde56..663a4ca0580d2c311aa0a263a0f47424fd854af1 100644 (file)
--- a/drivers/platform/x86/amd-pmc.c
+++ b/drivers/platform/x86/amd-pmc.c
@@ -275,7 +275,7 @@ static int amd_pmc_send_cmd(struct amd_pmc_dev *dev, bool set, u32 *data, u8 msg
                                PMC_MSG_DELAY_MIN_US * RESPONSE_REGISTER_LOOP_MAX);
        if (rc) {
                dev_err(dev->dev, "failed to talk to SMU\n");
-               return rc;
+               goto out_unlock;
        }
 
        /* Write zero to response register */