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[Qemu-devel] [RESEND PATCH 1.1] vnc: fix segfault in vnc_display_pw_expi
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [RESEND PATCH 1.1] vnc: fix segfault in vnc_display_pw_expire() |
Date: |
Thu, 24 May 2012 10:55:01 +0200 |
NULL pointer dereference in case no vnc server is configured.
Catch this and return -EINVAL like vnc_display_password() does.
Signed-off-by: Gerd Hoffmann <address@hidden>
---
ui/vnc.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/ui/vnc.c b/ui/vnc.c
index be384a5..54bc5ad 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -2849,6 +2849,10 @@ int vnc_display_pw_expire(DisplayState *ds, time_t
expires)
{
VncDisplay *vs = ds ? (VncDisplay *)ds->opaque : vnc_display;
+ if (!vs) {
+ return -EINVAL;
+ }
+
vs->expires = expires;
return 0;
}
--
1.7.1
- [Qemu-devel] [RESEND PATCH 1.1] vnc: fix segfault in vnc_display_pw_expire(),
Gerd Hoffmann <=