hmp: fix MemdevList memory leak

the memdev_list in hmp_info_memdev() is never freed.
so we use existent method qapi_free_MemdevList() to free it.
and also we can use qapi_free_MemdevList() to replace list loops
to clean up the memdev list in error path.

Signed-off-by: Chen Fan <chen.fan.fnst@cn.fujitsu.com>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Hu Tao <hutao@cn.fujitsu.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

1 files changed, 2 insertions, 7 deletions

diff --git a/numa.c b/numa.c
index aa772aafad..f07149b12d 100644
--- a/numa.c
+++ b/numa.c
@@ -379,7 +379,7 @@ error:
 MemdevList *qmp_query_memdev(Error **errp)
 {
     Object *obj;
-    MemdevList *list = NULL, *m;
+    MemdevList *list = NULL;
 
     obj = object_resolve_path("/objects", NULL);
     if (obj == NULL) {
@@ -393,11 +393,6 @@ MemdevList *qmp_query_memdev(Error **errp)
     return list;
 
 error:
-    while (list) {
-        m = list;
-        list = list->next;
-        g_free(m->value);
-        g_free(m);
-    }
+    qapi_free_MemdevList(list);
     return NULL;
 }