locks: remove extraneous IS_POSIX and IS_FLOCK tests

We know that the locks being passed into this function are of the
correct type, now that they live on their own lists.
Signed-off-by: NJeff Layton <jeff.layton@primarydata.com>

fs/locks.c

@@ -730,7 +730,7 @@ static int posix_locks_conflict(struct file_lock *caller_fl, struct file_lock *s
 	/* POSIX locks owned by the same process do not conflict with
 	 * each other.
 	 */
-	if (!IS_POSIX(sys_fl) || posix_same_owner(caller_fl, sys_fl))
+	if (posix_same_owner(caller_fl, sys_fl))
 		return (0);
 
 	/* Check whether they overlap */
@@ -748,7 +748,7 @@ static int flock_locks_conflict(struct file_lock *caller_fl, struct file_lock *s
 	/* FLOCK locks referring to the same filp do not conflict with
 	 * each other.
 	 */
-	if (!IS_FLOCK(sys_fl) || (caller_fl->fl_file == sys_fl->fl_file))
+	if (caller_fl->fl_file == sys_fl->fl_file)
 		return (0);
 	if ((caller_fl->fl_type & LOCK_MAND) || (sys_fl->fl_type & LOCK_MAND))
 		return 0;