linux-kernel - [GIT] selinux: fix regression

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Date:	Thu, 12 Jul 2012 02:11:53 +1000 (EST)
From:	James Morris <jmorris@...ei.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Eric Paris <eparis@...hat.com>,
	Stephen Smalley <sds@...ho.nsa.gov>,
	linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [GIT] selinux: fix regression

Please pull.

The following changes since commit 055c9fa8874fa7261eec7a268366565db84af474:
  Linus Torvalds (1):
        Merge tag 'fixes-for-v3.5' of git://git.kernel.org/.../linusw/linux-gpio

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security.git for-linus

Andrew Morton (1):
      selinux: fix regression in selinux_inode_setattr()

 security/selinux/hooks.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

commit 17c284ce9688ece1fff024ef4a66f8f115017c06
Author: Andrew Morton <akpm@...ux-foundation.org>
Date:   Tue Jul 10 23:24:24 2012 -0700

    selinux: fix regression in selinux_inode_setattr()
    
    akpm: This patch is needed to fix a box-killing post-3.4 X11 regression on
    my test machine.
    
    Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
    Signed-off-by: James Morris <james.l.morris@...cle.com>

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 372ec65..4c62155 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2717,7 +2717,7 @@ static int selinux_inode_setattr(struct dentry *dentry, struct iattr *iattr)
 			ATTR_ATIME_SET | ATTR_MTIME_SET | ATTR_TIMES_SET))
 		return dentry_has_perm(cred, dentry, FILE__SETATTR);
 
-	if (ia_valid & ATTR_SIZE)
+	if ((ia_valid & ATTR_SIZE) && selinux_policycap_openperm)
 		av |= FILE__OPEN;
 
 	return dentry_has_perm(cred, dentry, av);
--
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