[PATCH v1] erofs-utils: don't hard code constants

[Kelvin Zhang]

Use sizeof(z_erofs_vle_decompressed_index) to compute legacy index count

Test: th
Signed-off-by: Kelvin Zhang <zhangkelvin at google.com>
---
 lib/compress.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/compress.c b/lib/compress.c
index 98be7a2..c520a1e 100644
--- a/lib/compress.c
+++ b/lib/compress.c
@@ -359,7 +359,7 @@ int z_erofs_convert_to_compacted_format(struct erofs_inode *inode,
 							   inode->xattr_isize) +
 				  sizeof(struct z_erofs_map_header);
 	const unsigned int totalidx = (legacymetasize -
-				       Z_EROFS_LEGACY_MAP_HEADER_SIZE) / 8;
+				       Z_EROFS_LEGACY_MAP_HEADER_SIZE) / sizeof(struct z_erofs_vle_decompressed_index);
 	const unsigned int logical_clusterbits = inode->z_logical_clusterbits;
 	u8 *out, *in;
 	struct z_erofs_compressindex_vec cv[16];
-- 
2.35.0.rc2.247.g8bbb082509-goog