bkl: Remove locked .ioctl file operation

The last user is gone, so we can safely remove this

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: John Kacur <jkacur@redhat.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index 70227e0..03e59aa 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -1699,8 +1699,7 @@
 				goto out_fput;
 		}
 
-		if (!filp->f_op ||
-		    (!filp->f_op->ioctl && !filp->f_op->unlocked_ioctl))
+		if (!filp->f_op || !filp->f_op->unlocked_ioctl)
 			goto do_ioctl;
 		break;
 	}