lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [day] [month] [year] [list]
Message-ID: <4BD102E0.5070503@lougher.demon.co.uk>
Date:	Fri, 23 Apr 2010 03:16:00 +0100
From:	Phillip Lougher <phillip@...gher.demon.co.uk>
To:	Linux Kernel Development <linux-kernel@...r.kernel.org>
CC:	linux-fsdevel@...r.kernel.org
Subject: [PATCH 1/4] squashfs: fix locking bug in zlib wrapper


Fix locking bug in zlib wrapper introduced by recent decompressor changes.

Signed-off-by: Phillip Lougher <phillip@...gher.demon.co.uk>
---
  fs/squashfs/zlib_wrapper.c |    3 ++-
  1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/fs/squashfs/zlib_wrapper.c b/fs/squashfs/zlib_wrapper.c
index 15a03d0..7a60387 100644
--- a/fs/squashfs/zlib_wrapper.c
+++ b/fs/squashfs/zlib_wrapper.c
@@ -128,8 +128,9 @@ static int zlib_uncompress(struct squashfs_sb_info *msblk, void **buffer,
  		goto release_mutex;
  	}

+	length = stream->total_out;
  	mutex_unlock(&msblk->read_data_mutex);
-	return stream->total_out;
+	return length;

  release_mutex:
  	mutex_unlock(&msblk->read_data_mutex);
-- 
1.6.3.3

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ