From: Tim Kientzle <kientzle@gmail.com>
Date: Mon, 9 Jan 2012 05:47:16 +0000 (-0500)
Subject: Issue 222: Ouch!  Pax writer doesn't correctly disassemble sparse
X-Git-Tag: v3.0.4~2^2~209
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=53d452a750c132e8addb51abd400ae0758109106;p=thirdparty%2Flibarchive.git

Issue 222: Ouch!  Pax writer doesn't correctly disassemble sparse
data when writing it out to the archive.

There's clearly a test missing somewhere around here...

SVN-Revision: 4101
---

diff --git a/libarchive/archive_write_set_format_pax.c b/libarchive/archive_write_set_format_pax.c
index 3d6b6aa18..4caace517 100644
--- a/libarchive/archive_write_set_format_pax.c
+++ b/libarchive/archive_write_set_format_pax.c
@@ -1647,7 +1647,7 @@ archive_write_pax_data(struct archive_write *a, const void *buff, size_t s)
 			return (total);
 
 		p = ((const unsigned char *)buff) + total;
-		ws = s;
+		ws = s - total;
 		if (ws > pax->sparse_list->remaining)
 			ws = pax->sparse_list->remaining;