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Message-Id: <1231457340-18045-3-git-send-email-hpa@zytor.com>
Date:	Thu,  8 Jan 2009 15:28:59 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Alain Knaff <alain@...ff.lu>, Sam Ravnborg <sam@...nborg.org>,
	x86@...nel.org
Cc:	linux-kernel@...r.kernel.org, Alain Knaff <alain@...ff.lu>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: [PATCH] bzip2/lzma: fix decompress_inflate.c vs multi-block-with-embedded-filename

From: Alain Knaff <alain@...ff.lu>

Impact: Bug fix

Fix gunzip uncompression, so that it also works with files with
embedded filenames that are larger than one block.

Signed-off-by: Alain Knaff <alain@...ff.lu>
Signed-off-by: H. Peter Anvin <hpa@...or.com>
---
 lib/decompress_inflate.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/lib/decompress_inflate.c b/lib/decompress_inflate.c
index d2e7c75..839a329 100644
--- a/lib/decompress_inflate.c
+++ b/lib/decompress_inflate.c
@@ -97,7 +97,7 @@ STATIC int INIT gunzip(unsigned char *buf, int len,
 			strm->next_in++;
 		strm->next_in++;
 	}
-	strm->avail_in = len - 10;
+	strm->avail_in = len - (strm->next_in - zbuf);
 
 	strm->next_out = out_buf;
 	strm->avail_out = out_len;
-- 
1.5.6.6

--
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