util: object: Reset pointer when unrefing object in virObjectAutoUnref

The helper function is used by the VIR_AUTOUNREF macro. Prior art is to
clear the pointer even if the variable goes out of scope.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>

diff --git a/src/util/virobject.c b/src/util/virobject.c
index a4cbd0807752599f80d7f132a0a2d08546d2d42a..f08c18ce442a82f8b133de796b79b17335785e84 100644 (file)
--- a/src/util/virobject.c
+++ b/src/util/virobject.c
@@ -372,6 +372,7 @@ virObjectAutoUnref(void *objptr)
 {
     virObjectPtr *obj = objptr;
     virObjectUnref(*obj);
+    *obj = NULL;
 }