linux-kernel - [PATCH 2/2] target: use RCU_INIT

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]

Message-Id: <1462107122-9562-1-git-send-email-falakreyaz@gmail.com>
Date:	Sun,  1 May 2016 18:22:01 +0530
From:	Muhammad Falak R Wani <falakreyaz@...il.com>
To:	"Nicholas A. Bellinger" <nab@...ux-iscsi.org>
Cc:	target-devel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] target: use RCU_INIT_POINTER() when NULLing.

It is safe to use RCU_INIT_POINTER() to NULL, instead of
rcu_assign_pointer().
This results in slightly smaller/faster code.

Signed-off-by: Muhammad Falak R Wani <falakreyaz@...il.com>
---
 drivers/target/target_core_tpg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c
index ddf0460..7ae0f08 100644
--- a/drivers/target/target_core_tpg.c
+++ b/drivers/target/target_core_tpg.c
@@ -684,7 +684,7 @@ void core_tpg_remove_lun(
 		spin_lock(&dev->se_port_lock);
 		list_del(&lun->lun_dev_link);
 		dev->export_count--;
-		rcu_assign_pointer(lun->lun_se_dev, NULL);
+		RCU_INIT_POINTER(lun->lun_se_dev, NULL);
 		spin_unlock(&dev->se_port_lock);
 	}
 	if (!(dev->se_hba->hba_flags & HBA_FLAGS_INTERNAL_USE))
-- 
1.9.1