command: don't error when sticker list is run on song with no stickers

this is inconsistent with other commands (e.g. find) and seems wrong -- a song with no stickers attached is a perfectly valid state and an empty list of stickers is also perfectly valid.

command: don't error when sticker list is run on song with no stickers
cb9965ba · Anton Khirnov · Max Kellermann · 429ed24c · cb9965ba
Commit cb9965ba authored Nov 27, 2010 by Anton Khirnov Committed by Max Kellermann Dec 07, 2010
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Showing with 3 additions and 7 deletions

command.c src/command.c +3 -7

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--- a/src/command.c
+++ b/src/command.c
@@ -1715,15 +1715,11 @@ handle_sticker_song(struct client *client, int argc, char *argv[])
 		}

 		sticker = sticker_song_get(song);
-		if (NULL == sticker) {
-			command_error(client, ACK_ERROR_NO_EXIST,
-				      "no stickers found");
-			return COMMAND_RETURN_ERROR;
+		if (sticker) {
+			sticker_print(client, sticker);
+			sticker_free(sticker);
 		}

-		sticker_print(client, sticker);
-		sticker_free(sticker);
-
 		return COMMAND_RETURN_OK;
 	/* set song song_id id key */
 	} else if (argc == 6 && strcmp(argv[1], "set") == 0) {