linux-kernel - [RFC v2][PATCH 2/9] Remove CAP_SYS

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Message-Id: <20080820192559.32C52EA3@nimitz>
Date:	Wed, 20 Aug 2008 12:25:59 -0700
From:	Dave Hansen <dave@...ux.vnet.ibm.com>
To:	arnd@...db.de
Cc:	orenl@...columbia.edu, jeremy@...p.org,
	containers@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, Dave Hansen <dave@...ux.vnet.ibm.com>
Subject: [RFC v2][PATCH 2/9] Remove CAP_SYS_ADMIN for checkpoint/restart


We need to do this so that we think about the security concerns
as we add each and every bit of c/r functionality.  There's
nothing that we need privileges for, yet.  Let's keep it that
way as long as possible.

---

 oren-cr.git-dave/checkpoint/sys.c |    6 ------
 1 file changed, 6 deletions(-)

diff -puN checkpoint/sys.c~0003-Remove-CAP_SYS_ADMIN-for-checkpoint-restart checkpoint/sys.c
--- oren-cr.git/checkpoint/sys.c~0003-Remove-CAP_SYS_ADMIN-for-checkpoint-restart	2008-08-20 12:12:49.000000000 -0700
+++ oren-cr.git-dave/checkpoint/sys.c	2008-08-20 12:12:49.000000000 -0700
@@ -169,9 +169,6 @@ asmlinkage long sys_checkpoint(pid_t pid
 	int fput_needed;
 	int ret;
 
-	if (!capable(CAP_SYS_ADMIN))
-		return -EPERM;
-
 	file = fget_light(fd, &fput_needed);
 	if (!file)
 		return -EBADF;
@@ -207,9 +204,6 @@ asmlinkage long sys_restart(int crid, in
 	int fput_needed;
 	int ret;
 
-	if (!capable(CAP_SYS_ADMIN))
-		return -EPERM;
-
 	file = fget_light(fd, &fput_needed);
 	if (!file)
 		return -EBADF;
_
--
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