sysctl: simplify ->strategy

name and nlen parameters passed to ->strategy hook are unused, remove
them.  In general ->strategy hook should know what it's doing, and don't
do something tricky for which, say, pointer to original userspace array
may be needed (name).

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net> [ networking bits ]
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: David Howells <dhowells@redhat.com>
Cc: Matt Mackall <mpm@selenic.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 840b157..7f39e9b 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1730,9 +1730,8 @@
 	return ret;
 }
 
-int ndisc_ifinfo_sysctl_strategy(ctl_table *ctl, int __user *name,
-				 int nlen, void __user *oldval,
-				 size_t __user *oldlenp,
+int ndisc_ifinfo_sysctl_strategy(ctl_table *ctl,
+				 void __user *oldval, size_t __user *oldlenp,
 				 void __user *newval, size_t newlen)
 {
 	struct net_device *dev = ctl->extra1;
@@ -1745,13 +1744,11 @@
 
 	switch (ctl->ctl_name) {
 	case NET_NEIGH_REACHABLE_TIME:
-		ret = sysctl_jiffies(ctl, name, nlen,
-				     oldval, oldlenp, newval, newlen);
+		ret = sysctl_jiffies(ctl, oldval, oldlenp, newval, newlen);
 		break;
 	case NET_NEIGH_RETRANS_TIME_MS:
 	case NET_NEIGH_REACHABLE_TIME_MS:
-		 ret = sysctl_ms_jiffies(ctl, name, nlen,
-					 oldval, oldlenp, newval, newlen);
+		 ret = sysctl_ms_jiffies(ctl, oldval, oldlenp, newval, newlen);
 		 break;
 	default:
 		ret = 0;