From: stephen hemminger <stephen@networkplumber.org>
Date: Tue, 18 Jul 2017 22:59:25 +0000 (-0700)
Subject: bluetooth: 6lowpan dev_close never returns error
X-Git-Tag: v4.14-rc1~130^2~469^2~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ddee3103eeafd1d9dbe831274c3813d5cac30bc3;p=thirdparty%2Flinux.git

bluetooth: 6lowpan dev_close never returns error

The function dev_close in current kernel will never return an
error. Later changes will make it void.

Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index ab3b654b05cc8..2af4f1cc0ab47 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -618,12 +618,8 @@ static void ifup(struct net_device *netdev)
 
 static void ifdown(struct net_device *netdev)
 {
-	int err;
-
 	rtnl_lock();
-	err = dev_close(netdev);
-	if (err < 0)
-		BT_INFO("iface %s cannot be closed (%d)", netdev->name, err);
+	dev_close(netdev);
 	rtnl_unlock();
 }