sysctl drivers: Remove dead binary sysctl support

Now that sys_sysctl is a wrapper around /proc/sys all of
the binary sysctl support elsewhere in the tree is
dead code.

Cc: Jens Axboe <axboe@kernel.dk>
Cc: Corey Minyard <minyard@acm.org>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Cc: Matt Mackall <mpm@selenic.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Neil Brown <neilb@suse.de>
Cc: "James E.J. Bottomley" <James.Bottomley@suse.de>
Acked-by: Clemens Ladisch <clemens@ladisch.de> for drivers/char/hpet.c
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index 614da5b..1872b6d 100644
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -3594,30 +3594,28 @@
 		.mode		= 0644,
 		.proc_handler	= &cdrom_sysctl_handler
 	},
-	{ .ctl_name = 0 }
+	{ }
 };
 
 static ctl_table cdrom_cdrom_table[] = {
 	{
-		.ctl_name	= DEV_CDROM,
 		.procname	= "cdrom",
 		.maxlen		= 0,
 		.mode		= 0555,
 		.child		= cdrom_table,
 	},
-	{ .ctl_name = 0 }
+	{ }
 };
 
 /* Make sure that /proc/sys/dev is there */
 static ctl_table cdrom_root_table[] = {
 	{
-		.ctl_name	= CTL_DEV,
 		.procname	= "dev",
 		.maxlen		= 0,
 		.mode		= 0555,
 		.child		= cdrom_cdrom_table,
 	},
-	{ .ctl_name = 0 }
+	{ }
 };
 static struct ctl_table_header *cdrom_sysctl_header;