[tracker] libtracker-miner: Don't print uninitalised sparql variable for update_array_cb

[Martyn James Russell <mr src gnome org>]

commit 658eeb2951ae2df7c0ba3fcf0745b40249fc0a39
Author: Martyn Russell <martyn lanedo com>
Date:   Thu Mar 6 21:01:58 2014 +0000

    libtracker-miner: Don't print uninitalised sparql variable for update_array_cb

 src/libtracker-miner/tracker-sparql-buffer.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/libtracker-miner/tracker-sparql-buffer.c b/src/libtracker-miner/tracker-sparql-buffer.c
index 33e8601..e4e5cf7 100644
--- a/src/libtracker-miner/tracker-sparql-buffer.c
+++ b/src/libtracker-miner/tracker-sparql-buffer.c
@@ -329,7 +329,7 @@ tracker_sparql_buffer_update_array_cb (GObject      *object,
 
                                        g_debug ("    Sparql: %s", bulk->sparql);
                                } else {
-                                       const gchar *sparql;
+                                       const gchar *sparql = NULL;
                                        gchar *uri;
 
                                        uri = g_file_get_uri (tracker_task_get_file (task));