get_packed_ref(): return a ref_entry

diff --git a/read-cache.c b/read-cache.c
index ffb425c0caff2b7b37e3da41639cb5e28a6805fb..b4d08254d656117960d45158bcde695ceac33254 100644 (file)
--- a/read-cache.c
+++ b/read-cache.c
@@ -1256,7 +1256,7 @@ static int verify_hdr(struct cache_header *hdr, unsigned long size)
        if (hdr->hdr_signature != htonl(CACHE_SIGNATURE))
                return error("bad signature");
        hdr_version = ntohl(hdr->hdr_version);
-       if (hdr_version < 2 || 4 < hdr_version)
+       if (hdr_version < INDEX_FORMAT_LB || INDEX_FORMAT_UB < hdr_version)
                return error("bad index version %d", hdr_version);
        git_SHA1_Init(&c);
        git_SHA1_Update(&c, hdr, size - 20);