[yelp] Avoid pointer arithmetic warning

[David King <davidk src gnome org>]

commit 76dfa3c2e84a16b1812020719e1f3c395f84b171
Author: David King <amigadave amigadave com>
Date:   Mon Feb 9 22:02:48 2015 +0000

    Avoid pointer arithmetic warning

 libyelp/yelp-settings.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libyelp/yelp-settings.c b/libyelp/yelp-settings.c
index 5753978..866cb1d 100644
--- a/libyelp/yelp-settings.c
+++ b/libyelp/yelp-settings.c
@@ -849,7 +849,7 @@ yelp_settings_get_all_params (YelpSettings *settings,
         g_string_append (malstr, (gchar *) envi->data);
         if (g_str_has_prefix ((gchar *) envi->data, "platform:")) {
             g_string_append_c (dbstr, ';');
-            g_string_append (dbstr, (gchar *) (envi->data + 9));
+            g_string_append (dbstr, (gchar *) (envi->data) + 9);
         }
     }
     g_string_append_c (malstr, '\'');