diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 2ab2df5..4f64fd1 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -117,7 +117,7 @@
 
 typedef int	(*xfs_qminit_t)(struct xfs_mount *, uint *, uint *);
 typedef int	(*xfs_qmmount_t)(struct xfs_mount *, uint, uint);
-typedef int	(*xfs_qmunmount_t)(struct xfs_mount *);
+typedef void	(*xfs_qmunmount_t)(struct xfs_mount *);
 typedef void	(*xfs_qmdone_t)(struct xfs_mount *);
 typedef void	(*xfs_dqrele_t)(struct xfs_dquot *);
 typedef int	(*xfs_dqattach_t)(struct xfs_inode *, uint);