tag: xmp: Init char variable for gps coordinates

Initialize char variable for gps coordinates deserialization to 0
to identify when it couldn't be parsed/found and error out.

Fixes #621509

diff --git a/gst-libs/gst/tag/gstxmptag.c b/gst-libs/gst/tag/gstxmptag.c
index 97867a7..9513c80 100644 (file)
--- a/gst-libs/gst/tag/gstxmptag.c
+++ b/gst-libs/gst/tag/gstxmptag.c
@@ -253,7 +253,7 @@ deserialize_exif_gps_coordinate (GstTagList * taglist, const gchar * gst_tag,
   gdouble value = 0;
   gint d = 0, m = 0, s = 0;
   gdouble m2 = 0;
-  gchar c;
+  gchar c = 0;
   const gchar *current;
 
   /* get the degrees */