linux-kernel - [PATCH] net/bridge: replace simple

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Date:   Thu, 18 Nov 2021 18:06:42 -0800
From:   Bernard Zhao <bernard@...o.com>
To:     Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <nikolay@...dia.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        bridge@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Bernard Zhao <bernard@...o.com>
Subject: [PATCH] net/bridge: replace simple_strtoul to kstrtol

simple_strtoull is obsolete, use kstrtol instead.

Signed-off-by: Bernard Zhao <bernard@...o.com>
---
 net/bridge/br_sysfs_br.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index d9a89ddd0331..11c490694296 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -36,15 +36,14 @@ static ssize_t store_bridge_parm(struct device *d,
 	struct net_bridge *br = to_bridge(d);
 	struct netlink_ext_ack extack = {0};
 	unsigned long val;
-	char *endp;
 	int err;
 
 	if (!ns_capable(dev_net(br->dev)->user_ns, CAP_NET_ADMIN))
 		return -EPERM;
 
-	val = simple_strtoul(buf, &endp, 0);
-	if (endp == buf)
-		return -EINVAL;
+	err = kstrtoul(buf, 10, &val);
+	if (err != 0)
+		return err;
 
 	if (!rtnl_trylock())
 		return restart_syscall();
-- 
2.33.1