pcm_convert: return NULL on failure

Changed "0" to "NULL".

pcm_convert: return NULL on failure
8df0a29c · Max Kellermann · e5767d6d · 8df0a29c
Commit 8df0a29c authored Mar 14, 2009 by Max Kellermann
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pcm_convert.c src/pcm_convert.c +1 -1

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--- a/src/pcm_convert.c
+++ b/src/pcm_convert.c
@@ -186,6 +186,6 @@ pcm_convert(struct pcm_convert_state *state,
 	default:
 		g_error("cannot convert to %u bit\n", dest_format->bits);
-		return 0;
+		return NULL;
 	}
 }