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 for Android: free password hash cracker in your pocket
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-Id: <1613791103-127057-1-git-send-email-yang.lee@linux.alibaba.com>
Date:   Sat, 20 Feb 2021 11:18:23 +0800
From:   Yang Li <yang.lee@...ux.alibaba.com>
To:     steffen.klassert@...unet.com
Cc:     herbert@...dor.apana.org.au, davem@...emloft.net, kuba@...nel.org,
        fw@...len.de, netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Yang Li <yang.lee@...ux.alibaba.com>
Subject: [PATCH v2] xfrm: Fix incorrect types in assignment

Fix the following sparse warnings:
net/xfrm/xfrm_policy.c:1303:22: warning: incorrect type in assignment
(different address spaces)

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
---
 net/xfrm/xfrm_policy.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index b74f28c..aac5e88 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1300,7 +1300,8 @@ static void xfrm_hash_rebuild(struct work_struct *work)
 		}
 
 		hmask = net->xfrm.policy_bydst[dir].hmask;
-		odst = net->xfrm.policy_bydst[dir].table;
+		odst = rcu_dereference_protected(net->xfrm.policy_bydst[dir].table,
+						 lockdep_is_held(&net->xfrm.xfrm_policy_lock));
 		for (i = hmask; i >= 0; i--) {
 			hlist_for_each_entry_safe(policy, n, odst + i, bydst)
 				hlist_del_rcu(&policy->bydst);
-- 
1.8.3.1

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ