[PATCH v2 1/3] firmware: qcom: uefisecapp: Simplify mutex with guard

[Krzysztof Kozlowski]

Simplify error path unlocking mutex with the guard.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxxxxx>

---

Changes in v2:
None
---
 drivers/firmware/qcom/qcom_qseecom_uefisecapp.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/firmware/qcom/qcom_qseecom_uefisecapp.c b/drivers/firmware/qcom/qcom_qseecom_uefisecapp.c
index 98a463e9774b..21be447374aa 100644
--- a/drivers/firmware/qcom/qcom_qseecom_uefisecapp.c
+++ b/drivers/firmware/qcom/qcom_qseecom_uefisecapp.c
@@ -699,16 +699,13 @@ static DEFINE_MUTEX(__qcuefi_lock);
 
 static int qcuefi_set_reference(struct qcuefi_client *qcuefi)
 {
-	mutex_lock(&__qcuefi_lock);
+	guard(mutex)(&__qcuefi_lock);
 
-	if (qcuefi && __qcuefi) {
-		mutex_unlock(&__qcuefi_lock);
+	if (qcuefi && __qcuefi)
 		return -EEXIST;
-	}
 
 	__qcuefi = qcuefi;
 
-	mutex_unlock(&__qcuefi_lock);
 	return 0;
 }
 
-- 
2.51.0