From: Dave Hansen <haveblue@us.ibm.com>
Date: Fri, 15 Feb 2008 22:37:38 +0000 (-0800)
Subject: [PATCH] r/o bind mounts: elevate write count for xattr_permission() callers
X-Git-Tag: v2.6.26-rc1~1134^2~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=18f335aff86913de3c76f88d32c8135c1da62ce6;p=pandora-kernel.git

[PATCH] r/o bind mounts: elevate write count for xattr_permission() callers

This basically audits the callers of xattr_permission(), which calls
permission() and can perform writes to the filesystem.

[AV: add missing parts - removexattr() and nfsd posix acls, plug for a leak
spotted by Miklos]

Acked-by: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

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