lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Mon,  1 Mar 2010 18:14:58 +0100
From:	Luca Barbieri <luca@...a-barbieri.com>
To:	hpa@...or.com
Cc:	mingo@...e.hu, a.p.zijlstra@...llo.nl, paulus@...ba.org,
	linux-kernel@...r.kernel.org,
	Luca Barbieri <luca@...a-barbieri.com>
Subject: [PATCH 1/3] lib: fix atomic64_add_unless test

Was buggy as it replicated the bug in lib/atomic64.c

Reported-by: H. Peter Anvin <hpa@...or.com>
Signed-off-by: Luca Barbieri <luca@...a-barbieri.com>
---
 lib/atomic64_test.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/atomic64_test.c b/lib/atomic64_test.c
index 58efdab..ee8e6de 100644
--- a/lib/atomic64_test.c
+++ b/lib/atomic64_test.c
@@ -104,11 +104,11 @@ static __init int test_atomic64(void)
 	BUG_ON(v.counter != r);
 
 	INIT(v0);
-	BUG_ON(!atomic64_add_unless(&v, one, v0));
+	BUG_ON(atomic64_add_unless(&v, one, v0));
 	BUG_ON(v.counter != r);
 
 	INIT(v0);
-	BUG_ON(atomic64_add_unless(&v, one, v1));
+	BUG_ON(!atomic64_add_unless(&v, one, v1));
 	r += one;
 	BUG_ON(v.counter != r);
 
-- 
1.6.6.1.476.g01ddb

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ