fs/fat: split out helper to init fsdata

Want to re-use this in fat dirent iterator in next patch.

Signed-off-by: Rob Clark <[email protected]>
Reviewed-by: Łukasz Majewski <[email protected]>
Reviewed-by: Simon Glass <[email protected]>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/fat.h b/include/fat.h
index 71879f01cac..b671ee8f81b 100644
--- a/include/fat.h
+++ b/include/fat.h
@@ -174,6 +174,7 @@ typedef struct {
 	__u16	clust_size;	/* Size of clusters in sectors */
 	int	data_begin;	/* The sector of the first cluster, can be negative */
 	int	fatbufnum;	/* Used by get_fatent, init to -1 */
+	int	rootdir_size;	/* Size of root dir for non-FAT32 */
 } fsdata;
 
 typedef int	(file_detectfs_func)(void);