[yelp] Fix uninitialized variable warnings

[David King <davidk src gnome org>]

commit ce89be151607f8d254fd26056a44bca84bc4de2b
Author: David King <amigadave amigadave com>
Date:   Mon Feb 9 15:46:33 2015 +0000

    Fix uninitialized variable warnings

 libyelp/yelp-document.c |    4 ++--
 libyelp/yelp-view.c     |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/libyelp/yelp-document.c b/libyelp/yelp-document.c
index 82973e0..6ff004a 100644
--- a/libyelp/yelp-document.c
+++ b/libyelp/yelp-document.c
@@ -1349,7 +1349,7 @@ request_idle_contents (Request *request)
     YelpDocument *document;
     YelpDocumentPriv *priv;
     YelpDocumentCallback callback = NULL;
-    gpointer user_data = user_data;
+    gpointer user_data;
 
     g_assert (request != NULL && YELP_IS_DOCUMENT (request->document));
 
@@ -1416,7 +1416,7 @@ request_idle_error (Request *request)
     YelpDocumentPriv *priv;
     YelpDocumentCallback callback = NULL;
     GError *error = NULL;
-    gpointer user_data = user_data;
+    gpointer user_data;
 
     g_assert (request != NULL && YELP_IS_DOCUMENT (request->document));
 
diff --git a/libyelp/yelp-view.c b/libyelp/yelp-view.c
index 71106ee..f857a46 100644
--- a/libyelp/yelp-view.c
+++ b/libyelp/yelp-view.c
@@ -773,7 +773,7 @@ view_install_uri (YelpView    *view,
                   const gchar *uri)
 {
     GDBusConnection *connection;
-    GError *error;
+    GError *error = NULL;
     gboolean help = FALSE, ghelp = FALSE;
     GVariantBuilder *strv;
     YelpInstallInfo *info;
@@ -796,7 +796,7 @@ view_install_uri (YelpView    *view,
         pkg = (gchar *) uri + 8;
     }
 
-    connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
+    connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, &error);
     if (connection == NULL) {
         g_warning ("Unable to connect to dbus: %s", error->message);
         g_error_free (error);