screen_artist: fix variable name typo in assertion

diff --git a/src/screen_artist.c b/src/screen_artist.c
index 8ead78c7ddc456af61e2498e7013ded8b5ed4071..cf775b5d5daf6f75b21a3cbf4c94aa614a1b1449 100644 (file)
--- a/src/screen_artist.c
+++ b/src/screen_artist.c
@@ -455,7 +455,7 @@ add_query(struct mpdclient *c, enum mpd_tag_type table, char *_filter)
        char *str;
        struct filelist *addlist;
 
-       assert(filter != NULL);
+       assert(_filter != NULL);
 
        if (connection == NULL)
                return;