To make this code independent of the hash size, verify that the length
of the comment is equal to that of any supported hash algorithm.
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
if (!skip_prefix(end, " comment=", &comment))
return 1;
len -= comment - content;
- if (len != GIT_SHA1_HEXSZ + 1)
+ if (len < 1 || !(len % 2) ||
+ hash_algo_by_length((len - 1) / 2) == GIT_HASH_UNKNOWN)
return 1;
if (write_in_full(1, comment, len) < 0)