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>

ipc/ipc_sysctl.c

@@ -131,7 +131,7 @@ static int proc_ipcauto_dointvec_minmax(ctl_table *table, int write,
 
 #ifdef CONFIG_SYSCTL_SYSCALL
 /* The generic sysctl ipc data routine. */
-static int sysctl_ipc_data(ctl_table *table, int __user *name, int nlen,
+static int sysctl_ipc_data(ctl_table *table,
 		void __user *oldval, size_t __user *oldlenp,
 		void __user *newval, size_t newlen)
 {
@@ -169,14 +169,13 @@ static int sysctl_ipc_data(ctl_table *table, int __user *name, int nlen,
 	return 1;
 }
 
-static int sysctl_ipc_registered_data(ctl_table *table, int __user *name,
-		int nlen, void __user *oldval, size_t __user *oldlenp,
+static int sysctl_ipc_registered_data(ctl_table *table,
+		void __user *oldval, size_t __user *oldlenp,
 		void __user *newval, size_t newlen)
 {
 	int rc;
 
-	rc = sysctl_ipc_data(table, name, nlen, oldval, oldlenp, newval,
-		newlen);
+	rc = sysctl_ipc_data(table, oldval, oldlenp, newval, newlen);
 
 	if (newval && newlen && rc > 0)
 		/*