From: James Morris <jmorris@namei.org>
Date: Wed, 26 Apr 2006 06:45:03 +0000 (-0400)
Subject: [PATCH] LSM: add missing hook to do_compat_readv_writev()
X-Git-Tag: v2.6.17-rc3~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e7edf9cdeddc0cff125e8e658216efb2ff2b2219;p=pandora-kernel.git

[PATCH] LSM: add missing hook to do_compat_readv_writev()

This patch addresses a flaw in LSM, where there is no mediation of readv()
and writev() in for 32-bit compatible apps using a 64-bit kernel.

This bug was discovered and fixed initially in the native readv/writev
code [1], but was not fixed in the compat code.  Thanks to Al for spotting
this one.

  [1] http://lwn.net/Articles/154282/

Signed-off-by: James Morris <jmorris@namei.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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