locks: Remove unused conf argument from lm_grant

This argument is always NULL so don't pass it around.

[jlayton: remove dependencies on previous patches in series]

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jeff Layton <jlayton@primarydata.com>
diff --git a/fs/dlm/plock.c b/fs/dlm/plock.c
index f704458..e0ab3a9 100644
--- a/fs/dlm/plock.c
+++ b/fs/dlm/plock.c
@@ -30,7 +30,7 @@
 
 struct plock_xop {
 	struct plock_op xop;
-	void *callback;
+	int (*callback)(struct file_lock *fl, int result);
 	void *fl;
 	void *file;
 	struct file_lock flc;
@@ -190,7 +190,7 @@
 	struct file *file;
 	struct file_lock *fl;
 	struct file_lock *flc;
-	int (*notify)(void *, void *, int) = NULL;
+	int (*notify)(struct file_lock *fl, int result) = NULL;
 	struct plock_xop *xop = (struct plock_xop *)op;
 	int rv = 0;
 
@@ -209,7 +209,7 @@
 	notify = xop->callback;
 
 	if (op->info.rv) {
-		notify(fl, NULL, op->info.rv);
+		notify(fl, op->info.rv);
 		goto out;
 	}
 
@@ -228,7 +228,7 @@
 			  (unsigned long long)op->info.number, file, fl);
 	}
 
-	rv = notify(fl, NULL, 0);
+	rv = notify(fl, 0);
 	if (rv) {
 		/* XXX: We need to cancel the fs lock here: */
 		log_print("dlm_plock_callback: lock granted after lock request "