Don't segfault when changing VNC password on an SDL display.

Signed-off-by: Zachary Amsden <zamsden@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2009-07-30 00:15:00 -10:00 · 2009-07-30 00:15:00 -10:00 · 7ef923310a
commit 7ef923310a
parent 9075000958
1 changed files with 4 additions and 0 deletions
--- a/vnc.c
+++ b/vnc.c
@ -2263,6 +2263,10 @@ int vnc_display_password(DisplayState *ds, const char *password)
 {
    VncDisplay *vs = ds ? (VncDisplay *)ds->opaque : vnc_display;

+    if (!vs) {
+        return -1;
+    }
+
    if (vs->password) {
        qemu_free(vs->password);
        vs->password = NULL;