status-im/c-kzg-4844
2
0
Fork 0
mirror of https://github.com/status-im/c-kzg-4844.git synced 2025-02-17 04:27:08 +00:00
Code Issues Packages Projects Releases Wiki Activity

Statically allocate hash_output

Browse Source
This commit is contained in:
Ramana Kumar 2022-11-25 22:07:34 +00:00
parent ad31161515
commit 73d5d2fb0b
No known key found for this signature in database
GPG Key ID: ED471C788B900433
1 changed files with 1 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/c_kzg_4844.c
View File

@ -1112,8 +1112,7 @@ static C_KZG_RET compute_challenges(BLSFieldElement *out, BLSFieldElement r_powe
for (i = 0; i < n; i++)
bytes_from_g1(&bytes[np + i * 48], &comms[i]);
uint8_t* hash_output = calloc(32, sizeof(uint8_t));
if (hash_output == NULL) { free(bytes); return C_KZG_MALLOC; }
uint8_t hash_output[32] = {0};
hash(hash_output, bytes, nb);
memcpy(bytes, hash_output, 32);
bytes[32] = 0x0;
@ -1128,7 +1127,6 @@ static C_KZG_RET compute_challenges(BLSFieldElement *out, BLSFieldElement r_powe
hash(hash_output, bytes, 33);
bytes_to_bls_field(out, hash_output);
free(hash_output);
free(bytes);
return C_KZG_OK;
}