diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index b0a0bb5390c3c41045de6c33f5c7af9bbf2e225b..50f44ce70bebdcd1b16205ac72ff6055a443c133 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -10375,6 +10375,7 @@ qemuDomainSnapshotIsAllowed(virDomainObjPtr vm)
     return true;
 }
 
+/* this function expects the driver lock to be held by the caller */
 static int
 qemuDomainSnapshotFSFreeze(struct qemud_driver *driver,
                            virDomainObjPtr vm) {
@@ -10393,9 +10394,9 @@ qemuDomainSnapshotFSFreeze(struct qemud_driver *driver,
         return -1;
     }
 
-    qemuDomainObjEnterAgent(driver, vm);
+    qemuDomainObjEnterAgentWithDriver(driver, vm);
     freezed = qemuAgentFSFreeze(priv->agent);
-    qemuDomainObjExitAgent(driver, vm);
+    qemuDomainObjExitAgentWithDriver(driver, vm);
 
     return freezed;
 }