linux-kernel - [tip:sched/numa] sched/numa, userns: Fix user

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Date:	Wed, 23 May 2012 08:34:01 -0700
From:	tip-bot for Stephen Rothwell <sfr@...b.auug.org.au>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	peterz@...radead.org, sfr@...b.auug.org.au, tglx@...utronix.de,
	ebiederm@...ssion.com
Subject: [tip:sched/numa] sched/numa, userns: Fix user_ns move to '
 struct cred'

Commit-ID:  b51b94a599239de4e3cf769e257a7e87928f20be
Gitweb:     http://git.kernel.org/tip/b51b94a599239de4e3cf769e257a7e87928f20be
Author:     Stephen Rothwell <sfr@...b.auug.org.au>
AuthorDate: Mon, 21 May 2012 17:50:09 +1000
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Wed, 23 May 2012 16:30:55 +0200

sched/numa, userns: Fix user_ns move to 'struct cred'

Eliminate obsolete (and to be removed) cred->user-> use.

Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Eric W. Biederman <ebiederm@...ssion.com>
Link: http://lkml.kernel.org/r/20120521175009.7bd4948c026d8acc61f26753@canb.auug.org.au
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 kernel/sched/numa.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/sched/numa.c b/kernel/sched/numa.c
index fdf737d..de66256 100644
--- a/kernel/sched/numa.c
+++ b/kernel/sched/numa.c
@@ -1268,7 +1268,7 @@ static int ng_allowed(struct numa_group *ng, struct task_struct *p)
 
 	rcu_read_lock();
 	tcred = __task_cred(p);
-	if (cred->user->user_ns == tcred->user->user_ns &&
+	if (cred->user_ns == tcred->user_ns &&
 	    (cred->uid == tcred->euid &&
 	     cred->uid == tcred->suid &&
 	     cred->uid == tcred->uid  &&
@@ -1276,7 +1276,7 @@ static int ng_allowed(struct numa_group *ng, struct task_struct *p)
 	     cred->gid == tcred->sgid &&
 	     cred->gid == tcred->gid))
 		goto ok;
-	if (ns_capable(tcred->user->user_ns, CAP_SYS_PTRACE))
+	if (ns_capable(tcred->user_ns, CAP_SYS_PTRACE))
 		goto ok;
 	rcu_read_unlock();
 	return -EPERM;
--
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