linux-kernel - [PATCH 1/3] SECURITY: selinux, fix update_rlimit

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Message-Id: <1262602095-17591-1-git-send-email-jslaby@suse.cz>
Date:	Mon,  4 Jan 2010 11:48:13 +0100
From:	Jiri Slaby <jslaby@...e.cz>
To:	torvalds@...ux-foundation.org
Cc:	linux-kernel@...r.kernel.org, jirislaby@...il.com,
	nhorman@...driver.com, mingo@...e.hu,
	Stephen Smalley <sds@...ho.nsa.gov>,
	Eric Paris <eparis@...isplace.org>,
	David Howells <dhowells@...hat.com>
Subject: [PATCH 1/3] SECURITY: selinux, fix update_rlimit_cpu parameter

From: Jiri Slaby <jirislaby@...il.com>

Don't pass current RLIMIT_RTTIME to update_rlimit_cpu() in
selinux_bprm_committing_creds, since update_rlimit_cpu expects
RLIMIT_CPU limit.

Use proper rlim[RLIMIT_CPU].rlim_cur instead to fix that.

Signed-off-by: Jiri Slaby <jirislaby@...il.com>
Acked-by: James Morris <jmorris@...ei.org>
Cc: Stephen Smalley <sds@...ho.nsa.gov>
Cc: Eric Paris <eparis@...isplace.org>
Cc: David Howells <dhowells@...hat.com>
---
 security/selinux/hooks.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 7a374c2..9a2ee84 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2365,7 +2365,7 @@ static void selinux_bprm_committing_creds(struct linux_binprm *bprm)
 			initrlim = init_task.signal->rlim + i;
 			rlim->rlim_cur = min(rlim->rlim_max, initrlim->rlim_cur);
 		}
-		update_rlimit_cpu(rlim->rlim_cur);
+		update_rlimit_cpu(current->signal->rlim[RLIMIT_CPU].rlim_cur);
 	}
 }
 
-- 
1.6.5.7

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