util: Fix uninitalized variable to avoid garbage

This commit fixes an unitialized variable to avoid garbage value
when virNetDevBridgeGet method returns error. When, that method fails
before initialize 'val' variable, it can cause problems related to
that.

Signed-off-by: Julio Faracco <jcfaracco@gmail.com>
Reviewed-by: Erik Skultety <eskultet@redhat.com>

diff --git a/src/util/virnetdevbridge.c b/src/util/virnetdevbridge.c
index 8d2d8bfc86599123c0cdc2b7f93969a3a66a3285..0f301d92160f656bef9b5d02cb0f12481e36c012 100644 (file)
--- a/src/util/virnetdevbridge.c
+++ b/src/util/virnetdevbridge.c
@@ -760,7 +760,7 @@ int virNetDevBridgeGetSTP(const char *brname,
                           bool *enabled)
 {
     int ret = -1;
-    unsigned long val;
+    unsigned long val = 0;
 
     ret = virNetDevBridgeGet(brname, "stp_state", &val);
     *enabled = val ? true : false;