linux-kernel - [PATCH -next] soc: fsl: dpio: use list_move_tail instead of list_del/list_add

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>] [day] [month] [year] [list]

Date:   Tue, 8 Jun 2021 08:50:32 +0800
From:   Zou Wei <zou_wei@...wei.com>
To:     <Roy.Pledge@....com>, <leoyang.li@....com>
CC:     <linux-kernel@...r.kernel.org>, <linuxppc-dev@...ts.ozlabs.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        Zou Wei <zou_wei@...wei.com>
Subject: [PATCH -next] soc: fsl: dpio: use list_move_tail instead of list_del/list_add_tail

Using list_move_tail() instead of list_del() + list_add_tail().

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zou Wei <zou_wei@...wei.com>
---
 drivers/soc/fsl/dpio/dpio-service.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/soc/fsl/dpio/dpio-service.c b/drivers/soc/fsl/dpio/dpio-service.c
index 7351f30..340c090 100644
--- a/drivers/soc/fsl/dpio/dpio-service.c
+++ b/drivers/soc/fsl/dpio/dpio-service.c
@@ -76,8 +76,7 @@ static inline struct dpaa2_io *service_select(struct dpaa2_io *d)
 
 	spin_lock(&dpio_list_lock);
 	d = list_entry(dpio_list.next, struct dpaa2_io, node);
-	list_del(&d->node);
-	list_add_tail(&d->node, &dpio_list);
+	list_move_tail(&d->node, &dpio_list);
 	spin_unlock(&dpio_list_lock);
 
 	return d;
-- 
2.6.2