locks: drop the unused filp argument to posix_unblock_lock

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/locks.c b/fs/locks.c
index cb424a4..72fb2b7 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -2099,13 +2099,12 @@
 
 /**
  *	posix_unblock_lock - stop waiting for a file lock
- *      @filp:   how the file was opened
  *	@waiter: the lock which was waiting
  *
  *	lockd needs to block waiting for locks.
  */
 int
-posix_unblock_lock(struct file *filp, struct file_lock *waiter)
+posix_unblock_lock(struct file_lock *waiter)
 {
 	int status = 0;
 
@@ -2117,7 +2116,6 @@
 	unlock_flocks();
 	return status;
 }
-
 EXPORT_SYMBOL(posix_unblock_lock);
 
 /**