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-next>] [day] [month] [year] [list]
Date:	Tue, 17 Nov 2009 10:17:24 +0200
From:	Rémi Denis-Courmont <remi@...lab.net>
To:	netdev@...r.kernel.org
Cc:	Rémi Denis-Courmont 
	<remi.denis-courmont@...ia.com>
Subject: [PATCH net-next] Phonet: missing rcu_dereference()

From: Rémi Denis-Courmont <remi.denis-courmont@...ia.com>

Reported-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@...ia.com>
---
 net/phonet/af_phonet.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c
index ed65da2..526d027 100644
--- a/net/phonet/af_phonet.c
+++ b/net/phonet/af_phonet.c
@@ -44,7 +44,7 @@ static struct phonet_protocol *phonet_proto_get(int protocol)
 		return NULL;
 
 	rcu_read_lock();
-	pp = proto_tab[protocol];
+	pp = rcu_dereference(proto_tab[protocol]);
 	if (pp && !try_module_get(pp->prot->owner))
 		pp = NULL;
 	rcu_read_unlock();
-- 
1.6.3.3

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists