diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 5cfc0992bd11580cfe9f648e775ca12d9a4d5968..c8cb337efccf6923e474185548966fd7f9c43810 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -325,7 +325,7 @@ xfs_iomap_eof_want_preallocate(
  * rather than falling short due to things like stripe unit/width alignment of
  * real extents.
  */
-STATIC int
+STATIC xfs_fsblock_t
 xfs_iomap_eof_prealloc_initial_size(
 	struct xfs_mount	*mp,
 	struct xfs_inode	*ip,