From: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Date: Tue, 26 Jan 2010 18:24:13 +0000 (+0200)
Subject: Fix integer overflow in patch_delta()
X-Git-Tag: v1.7.0-rc1~25^2~2
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=222083a1585c058fd2bbcb76db1ea824ee3df17f;p=git.git

Fix integer overflow in patch_delta()

Signed-off-by: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---

diff --git a/patch-delta.c b/patch-delta.c
index e02e13bd4..d218faa02 100644
--- a/patch-delta.c
+++ b/patch-delta.c
@@ -33,8 +33,7 @@ void *patch_delta(const void *src_buf, unsigned long src_size,
 
 	/* now the result size */
 	size = get_delta_hdr_size(&data, top);
-	dst_buf = xmalloc(size + 1);
-	dst_buf[size] = 0;
+	dst_buf = xmallocz(size);
 
 	out = dst_buf;
 	while (data < top) {