mve: use signed loop variable

... when using it in i >= 0.

diff --git a/gst/mve/gstmvemux.c b/gst/mve/gstmvemux.c
index 87165f46fd63a977421acdcf02986dc856a3f963..fad163b82e6a78d445c576f136bab1551e8b615b 100644 (file)
--- a/gst/mve/gstmvemux.c
+++ b/gst/mve/gstmvemux.c
@@ -337,7 +337,7 @@ static void
 gst_mve_mux_palette_analyze (GstMveMux * mvemux, const GstBuffer * pal,
     guint16 * first, guint16 * last)
 {
-  guint i;
+  gint i;
   guint32 *col1;
 
   col1 = (guint32 *) GST_BUFFER_DATA (pal);