song: use mpd_sizeof_str_flex_array for song.url

This can potentially save a few bytes on 64-bit
architectures and makes it more obvious what
we're doing.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/song.h b/src/song.h
index 338bcf6c1..e29c034ef 100644
--- a/src/song.h
+++ b/src/song.h
@@ -35,8 +35,8 @@ struct mpd_song {
 	struct mpd_tag *tag;
 	struct directory *parent;
 	time_t mtime;
-	char url[sizeof(size_t)];
-};
+	char url[mpd_sizeof_str_flex_array];
+} mpd_packed;
 
 void song_free(struct mpd_song *);