[sound-juicer] Fix NULL string dereference

[Phillip Wood <pwood src gnome org>]

commit f2b03af59e67392fb48cb327b1834d76c5486c86
Author: Phillip Wood <phillip wood dunelm org uk>
Date:   Wed Nov 4 14:52:17 2015 +0000

    Fix NULL string dereference
    
    Check that album->type is non-NULL before passing it to
    g_str_has_suffix(). This fixes warnings from g_str_has_suffix().

 libjuicer/sj-metadata-musicbrainz5.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/libjuicer/sj-metadata-musicbrainz5.c b/libjuicer/sj-metadata-musicbrainz5.c
index 5987af9..e4004a6 100644
--- a/libjuicer/sj-metadata-musicbrainz5.c
+++ b/libjuicer/sj-metadata-musicbrainz5.c
@@ -893,9 +893,9 @@ make_album_from_release (SjMetadataMusicbrainz5  *self,
   album->country = sj_metadata_helper_lookup_country_code (buffer);
   if (group) {
     GET (album->type, mb5_releasegroup_get_primarytype, group);
-    if (g_str_has_suffix (album->type, "Spokenword")
-        || g_str_has_suffix (album->type, "Interview")
-        || g_str_has_suffix (album->type, "Audiobook")) {
+    if (album->type != NULL && (g_str_has_suffix (album->type, "Spokenword")
+                                || g_str_has_suffix (album->type, "Interview")
+                                || g_str_has_suffix (album->type, "Audiobook"))) {
       album->is_spoken_word = TRUE;
     }
     relationlists = mb5_releasegroup_get_relationlistlist (group);