Move locks API users to locks_lock_inode_wait()

Instead of having users check for FL_POSIX or FL_FLOCK to call the correct
locks API function, use the check within locks_lock_inode_wait().  This
allows for some later cleanup.

Signed-off-by: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
diff --git a/fs/dlm/plock.c b/fs/dlm/plock.c
index 5532f09..3585cc0 100644
--- a/fs/dlm/plock.c
+++ b/fs/dlm/plock.c
@@ -172,7 +172,7 @@
 	rv = op->info.rv;
 
 	if (!rv) {
-		if (posix_lock_file_wait(file, fl) < 0)
+		if (locks_lock_file_wait(file, fl) < 0)
 			log_error(ls, "dlm_posix_lock: vfs lock error %llx",
 				  (unsigned long long)number);
 	}
@@ -262,7 +262,7 @@
 	/* cause the vfs unlock to return ENOENT if lock is not found */
 	fl->fl_flags |= FL_EXISTS;
 
-	rv = posix_lock_file_wait(file, fl);
+	rv = locks_lock_file_wait(file, fl);
 	if (rv == -ENOENT) {
 		rv = 0;
 		goto out_free;