frost/secp256k1-zkp
3
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Always initialize output coordinates in secp256k1_ge_set_gej

Browse Source
This commit is contained in:
Pieter Wuille 2020-09-01 18:15:21 -07:00
parent 3086cb90ac
commit a18821d5b1
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/group_impl.h
View File

@ -115,10 +115,11 @@ static void secp256k1_ge_set_gej(secp256k1_ge *r, secp256k1_gej *a) {
static void secp256k1_ge_set_gej_var(secp256k1_ge *r, secp256k1_gej *a) {
secp256k1_fe z2, z3;
if (a->infinity) {
if (secp256k1_gej_is_infinity(a)) {
secp256k1_ge_set_infinity(r);
return;
}
r->infinity = 0;
secp256k1_fe_inv_var(&a->z, &a->z);
secp256k1_fe_sqr(&z2, &a->z);
secp256k1_fe_mul(&z3, &a->z, &z2);