diff --git a/src/locking/lock_driver_sanlock.c b/src/locking/lock_driver_sanlock.c
index 26bdde8341..40cd518d51 100644
--- a/src/locking/lock_driver_sanlock.c
+++ b/src/locking/lock_driver_sanlock.c
@@ -862,7 +862,7 @@ static int virLockManagerSanlockInquire(virLockManagerPtr lock,
     virCheckFlags(0, -1);
 
     if (!state) {
-        virLockError(VIR_ERR_INVALID_ARG, "state");
+        virLockError(VIR_ERR_INVALID_ARG, __FUNCTION__);
         return -1;
     }