README: fix incorrect description

In my point of view, file updates will commit to filesystem only when
sync or close. There is a extra word 'no' here.

Fixes: bdff4bc59e ("Updated DESIGN.md to reflect v2 changes")
Signed-off-by: liaoweixiong <liaoweixiong@allwinnertech.com>

README.md

@@ -110,7 +110,7 @@ directory functions, with the deviation that the allocation of filesystem
 structures must be provided by the user.
 
 All POSIX operations, such as remove and rename, are atomic, even in event
-of power-loss. Additionally, no file updates are not actually committed to
+of power-loss. Additionally, file updates are not actually committed to
 the filesystem until sync or close is called on the file.
 
 ## Other notes

lfs.c

@@ -4614,7 +4614,7 @@ int lfs_migrate(lfs_t *lfs, const struct lfs_config *cfg) {
                             id, entry1.d.nlen), name},
                         {LFS_MKTAG(
                             isdir ? LFS_TYPE_DIRSTRUCT : LFS_TYPE_CTZSTRUCT,
-                            id, sizeof(entry1.d.u)), &entry1.d.u}));
+                            id, sizeof(&entry1.d.u)), &entry1.d.u}));
                 lfs1_entry_fromle32(&entry1.d);
                 if (err) {
                     goto cleanup;
@@ -4637,7 +4637,7 @@ int lfs_migrate(lfs_t *lfs, const struct lfs_config *cfg) {
 
                 lfs_pair_tole32(dir2.pair);
                 err = lfs_dir_commit(lfs, &dir2, LFS_MKATTRS(
-                        {LFS_MKTAG(LFS_TYPE_SOFTTAIL, 0x3ff, 8),
+                        {LFS_MKTAG(LFS_TYPE_SOFTTAIL, 0x3ff, 0),
                             dir1.d.tail}));
                 lfs_pair_fromle32(dir2.pair);
                 if (err) {