[easytag] Fix memory leak when reading Ogg disc number field

[David King <davidk src gnome org>]

commit 0dc1d66d4035830537d55606e257511009e5083f
Author: David King <amigadave amigadave com>
Date:   Sun May 4 10:32:03 2014 +0100

    Fix memory leak when reading Ogg disc number field

 src/ogg_tag.c |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/src/ogg_tag.c b/src/ogg_tag.c
index 8e88a92..c373584 100644
--- a/src/ogg_tag.c
+++ b/src/ogg_tag.c
@@ -278,12 +278,6 @@ et_add_file_tags_from_vorbis_comments (vorbis_comment *vc, File_Tag *FileTag,
     if ((string = vorbis_comment_query (vc, "DISCNUMBER", 0)) != NULL
         && g_utf8_strlen (string, -1) > 0)
     {
-        FileTag->disc_number = g_strdup (string);
-    }
-
-    if ((string = vorbis_comment_query (vc, "DISCNUMBER", 0)) != NULL
-        && g_utf8_strlen (string, -1) > 0)
-    {
         /* Check if DISCTOTAL used, else takes it in DISCNUMBER. */
         if ((string1 = vorbis_comment_query (vc, "DISCTOTAL", 0)) != NULL
             && g_utf8_strlen (string1, -1) > 0)