From: Christian Persch <chpe@gnome.org>
Date: Sun, 9 May 2010 23:30:11 +0000 (+0200)
Subject: [shell] Safely get the screen from the message arguments
X-Git-Tag: EVINCE_2_31_2~35
X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=commitdiff_plain;h=bf81d8f6045121a886dd37cde1e25c2e4e9da233;p=evince.git

[shell] Safely get the screen from the message arguments

Check for out-of-bounds.
---

diff --git a/shell/ev-application.c b/shell/ev-application.c
index a09906ce..050b396f 100644
--- a/shell/ev-application.c
+++ b/shell/ev-application.c
@@ -644,7 +644,9 @@ method_call_cb (GDBusConnection       *connection,
         }
         g_variant_iter_free (iter);
 
-        if (display != NULL)
+        if (display != NULL &&
+            screen_number >= 0 &&
+            screen_number < gdk_display_get_n_screens (display))
                 screen = gdk_display_get_screen (display, screen_number);
         else
                 screen = gdk_screen_get_default ();