diff --git a/drivers/input/misc/ims-pcu.c b/drivers/input/misc/ims-pcu.c
index 4f8265c0772f..39bc02ef3e53 100644
--- a/drivers/input/misc/ims-pcu.c
+++ b/drivers/input/misc/ims-pcu.c
@@ -1153,6 +1153,8 @@ static ssize_t ims_pcu_reset_device(struct device *dev,
 
 	dev_info(pcu->dev, "Attempting to reset device\n");
 
+	guard(mutex)(&pcu->cmd_mutex);
+
 	error = ims_pcu_execute_command(pcu, PCU_RESET, &reset_byte, 1);
 	if (error) {
 		dev_info(pcu->dev,