Index: channel.c
===================================================================
--- channel.c	(revision 8356)
+++ channel.c	(working copy)
@@ -3833,7 +3833,7 @@
 		}
 
 		tocopy = (f->samples > samples) ? samples : f->samples;
-		bytestocopy = ast_codec_get_len(queue->format, samples);
+		bytestocopy = ast_codec_get_len(queue->format, tocopy);
 		memcpy(buf, f->data, bytestocopy);
 		samples -= tocopy;
 		buf += tocopy;