* Total size:
* - 256 index entries 4 bytes each
* - 24-byte entries * nr (20-byte sha1 + 4-byte offset)
+ * - 20-byte SHA1 of the packfile
* - 20-byte SHA1 file checksum
*/
- if (index_size != 4*256 + nr * 24 + 20)
+ if (index_size != 4*256 + nr * 24 + 20 + 20)
return error("wrong index file size");
nr_entries = nr;