netdev - Re: [PATCH 10/14] net/core/scm.c: target capable() calls to user_ns owning the net

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Date:	Thu, 4 Aug 2011 17:06:02 -0500
From:	"Serge E. Hallyn" <serge.hallyn@...onical.com>
To:	Serge Hallyn <serge@...lyn.com>
Cc:	linux-kernel@...r.kernel.org, dhowells@...hat.com,
	ebiederm@...ssion.com, containers@...ts.linux-foundation.org,
	netdev@...r.kernel.org, akpm@...l.org
Subject: Re: [PATCH 10/14] net/core/scm.c: target capable() calls to user_ns
 owning the net_ns

Quoting Serge Hallyn (serge@...lyn.com):
> From: Serge E. Hallyn <serge.hallyn@...onical.com>
> 
> The uid/gid comparisons don't have to be pulled out.  This just seemed
> more easily proved correct.

The following needs to be folded into this patch:

From: Serge Hallyn <serge.hallyn@...onical.com>
Date: Thu, 4 Aug 2011 21:48:13 +0000
Subject: [PATCH 2/2] fold up - net/core/scm.c: cred is const

Signed-off-by: Serge Hallyn <serge.hallyn@...onical.com>
---
 net/core/scm.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/core/scm.c b/net/core/scm.c
index 21b5d0b..528fa36 100644
--- a/net/core/scm.c
+++ b/net/core/scm.c
@@ -43,7 +43,7 @@
  *	setu(g)id.
  */
 
-static __inline__ bool uidequiv(struct cred *src, struct ucred *tgt,
+static __inline__ bool uidequiv(const struct cred *src, struct ucred *tgt,
 			       struct user_namespace *ns)
 {
 	if (src->user_ns != ns)
@@ -57,7 +57,7 @@ check_capable:
 	return false;
 }
 
-static __inline__ bool gidequiv(struct cred *src, struct ucred *tgt,
+static __inline__ bool gidequiv(const struct cred *src, struct ucred *tgt,
 			       struct user_namespace *ns)
 {
 	if (src->user_ns != ns)
-- 
1.7.5.4

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