bcachefs: Use cpu_to_le16 for dirent lengths

Prevent incorrect byte ordering for big-endian systems.

Signed-off-by: Gabriel Shahrouzi <gshahrouzi@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

Author: gShahr

fs/bcachefs/dirent.c

@@ -287,8 +287,8 @@ static void dirent_init_casefolded_name(struct bkey_i_dirent *dirent,
 	EBUG_ON(!dirent->v.d_casefold);
 	EBUG_ON(!cf_name->len);
 
-	dirent->v.d_cf_name_block.d_name_len = name->len;
-	dirent->v.d_cf_name_block.d_cf_name_len = cf_name->len;
+	dirent->v.d_cf_name_block.d_name_len = cpu_to_le16(name->len);
+	dirent->v.d_cf_name_block.d_cf_name_len = cpu_to_le16(cf_name->len);
 	memcpy(&dirent->v.d_cf_name_block.d_names[0], name->name, name->len);
 	memcpy(&dirent->v.d_cf_name_block.d_names[name->len], cf_name->name, cf_name->len);
 	memset(&dirent->v.d_cf_name_block.d_names[name->len + cf_name->len], 0,