[gnome-session] gsm: Fix crash on Solaris because of bad comparison

[Vincent Untz <vuntz src gnome org>]

commit 8ac1644772f3fb87364b3a4a36af7c594fff8a9f
Author: Brian Cameron <brian cameron oracle com>
Date:   Fri Oct 7 11:23:07 2011 +0200

    gsm: Fix crash on Solaris because of bad comparison
    
    https://bugzilla.gnome.org/show_bug.cgi?id=661088

 gnome-session/gsm-shell-extensions.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gnome-session/gsm-shell-extensions.c b/gnome-session/gsm-shell-extensions.c
index ff37241..282985a 100644
--- a/gnome-session/gsm-shell-extensions.c
+++ b/gnome-session/gsm-shell-extensions.c
@@ -256,7 +256,7 @@ gsm_shell_extensions_init (GsmShellExtensions *self)
   /* Unfortunately, gsettings does not have a way to test
    * for the existance of a schema, so hack around it. */
   schemas = g_settings_list_schemas ();
-  while (schemas != '\0')
+  while (schemas != NULL)
     {
       if (g_str_equal (*schemas, SHELL_SCHEMA))
         {