[PATCH] fix the SYSCTL=n compilation

/home/bunk/linux/kernel-2.6/linux-2.6.20-mm2/kernel/sysctl.c:1411: error: conflicting types for 'register_sysctl_table'
/home/bunk/linux/kernel-2.6/linux-2.6.20-mm2/include/linux/sysctl.h:1042: error: previous declaration of 'register_sysctl_table' was here
make[2]: *** [kernel/sysctl.o] Error 1

Caused by commit 0b4d414714f0d2f922d39424b0c5c82ad900a381.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
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/kernel/sysctl.c b/kernel/sysctl.c
index 3ca1d5f..34b2301 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -1359,8 +1359,7 @@
 }
 
 #else /* !CONFIG_SYSCTL */
-struct ctl_table_header * register_sysctl_table(ctl_table * table,
-						int insert_at_head)
+struct ctl_table_header *register_sysctl_table(ctl_table * table)
 {
 	return NULL;
 }