Index: decode_mp3.c
===================================================================
--- decode_mp3.c	(revision 4393)
+++ decode_mp3.c	(working copy)
@@ -148,6 +148,13 @@
   	//DEBUG_PRINTF("mp3_send. pcm_length == %d frames == %d", pcm->length, frames);
 
 	if (frames++ == 0) {
+		// Bug 5720, files with CRC will have the ptr in the wrong place
+		if (header->flags & MAD_FLAG_PROTECTION) {
+			if (decoder->stream.anc_ptr.byte > decoder->stream.buffer + 2) {
+				decoder->stream.anc_ptr.byte = decoder->stream.anc_ptr.byte - 2;
+			}
+		}
+
 		xing_parse(decoder->stream.anc_ptr, decoder->stream.anc_bitlen);
 		return;
 	}