--- squashfs3.0/squashfs-tools/mksquashfs.c.fragment	2006-08-16 10:56:00.000000000 -0400
+++ squashfs3.0/squashfs-tools/mksquashfs.c	2006-08-16 10:56:46.000000000 -0400
@@ -985,7 +985,7 @@
 	}
 
 	for(i = 0; i < meta_blocks; i++) {
-		int avail_bytes = i == meta_blocks - 1 ? frag_bytes % SQUASHFS_METADATA_SIZE : SQUASHFS_METADATA_SIZE;
+		int avail_bytes = i == meta_blocks - 1 ? frag_bytes - i % SQUASHFS_METADATA_SIZE : SQUASHFS_METADATA_SIZE;
 		c_byte = mangle(cbuffer + block_offset, buffer + i * SQUASHFS_METADATA_SIZE , avail_bytes, SQUASHFS_METADATA_SIZE, noF, 0);
 		if(!swap)
 			memcpy(cbuffer, &c_byte, sizeof(unsigned short));