mapper: allocate the result of map_fs_to_utf8()

src/mapper.c

@@ -142,9 +142,11 @@ map_song_fs(const struct song *song)
 		return g_strdup(utf8_to_fs_charset(buffer, song->url));
 }
 
-const char *
-map_fs_to_utf8(const char *path_fs, char *buffer)
+char *
+map_fs_to_utf8(const char *path_fs)
 {
+	char buffer[MPD_PATH_MAX];
+
 	if (strncmp(path_fs, music_dir, music_dir_length) == 0 &&
 	    path_fs[music_dir_length] == '/')
 		/* remove musicDir prefix */
@@ -153,7 +155,7 @@ map_fs_to_utf8(const char *path_fs, char *buffer)
 		/* not within musicDir */
 		return NULL;
 
-	return fs_charset_to_utf8(buffer, path_fs);
+	return g_strdup(fs_charset_to_utf8(buffer, path_fs));
 }
 
 const char *

src/mapper.h

@@ -44,7 +44,6 @@ map_uri_fs(const char *uri);
  * Determines the file system path of a directory object.
  *
  * @param directory the directory object
- * @param a buffer which is MPD_PATH_MAX bytes long
  * @return the path in file system encoding, or NULL if mapping failed
  */
 char *
@@ -56,7 +55,6 @@ map_directory_fs(const struct directory *directory);
  *
  * @param directory the parent directory object
  * @param name the child's name in UTF-8
- * @param a buffer which is MPD_PATH_MAX bytes long
  * @return the path in file system encoding, or NULL if mapping failed
  */
 char *
@@ -67,7 +65,6 @@ map_directory_child_fs(const struct directory *directory, const char *name);
  * remote song.
  *
  * @param song the song object
- * @param a buffer which is MPD_PATH_MAX bytes long
  * @return the path in file system encoding, or NULL if mapping failed
  */
 char *
@@ -78,11 +75,10 @@ map_song_fs(const struct song *song);
  * absolute) to a relative path in UTF-8 encoding.
  *
  * @param path_fs a path in file system encoding
- * @param buffer a buffer which is MPD_PATH_MAX bytes long
  * @return the relative path in UTF-8, or NULL if mapping failed
  */
-const char *
-map_fs_to_utf8(const char *path_fs, char *buffer);
+char *
+map_fs_to_utf8(const char *path_fs);
 
 /**
  * Returns the playlist directory.

src/stored_playlist.c

@@ -158,7 +158,6 @@ spl_load(const char *utf8path)
 
 	while (fgets(buffer, sizeof(buffer), file)) {
 		char *s = buffer;
-		const char *path_utf8;
 
 		if (*s == PLAYLIST_COMMENT)
 			continue;
@@ -166,13 +165,15 @@ spl_load(const char *utf8path)
 		g_strchomp(buffer);
 
 		if (!uri_has_scheme(s)) {
+			char *path_utf8;
 			struct song *song;
 
-			path_utf8 = map_fs_to_utf8(s, path_max_tmp);
+			path_utf8 = map_fs_to_utf8(s);
 			if (path_utf8 == NULL)
 				continue;
 
 			song = db_get_song(path_utf8);
+			g_free(path_utf8);
 			if (song == NULL)
 				continue;