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Fixed CID 536133.

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This commit is contained in:
Martin Kinčl
2021-03-03 20:37:29 +01:00
parent 05156083ec
commit 9ea66868d8
1 changed files with 3 additions and 6 deletions
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9
wolfcrypt/src/integer.c
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@ -868,16 +868,13 @@ int mp_exptmod (mp_int * G, mp_int * X, mp_int * P, mp_int * Y)
return MP_VAL; return MP_VAL;
} }
if (mp_isone(P)) { if (mp_isone(P)) {
mp_set(Y, 0); return mp_set(Y, 0);
return MP_OKAY;
} }
if (mp_iszero(X)) { if (mp_iszero(X)) {
mp_set(Y, 1); return mp_set(Y, 1);
return MP_OKAY;
} }
if (mp_iszero(G)) { if (mp_iszero(G)) {
mp_set(Y, 0); return mp_set(Y, 0);
return MP_OKAY;
} }
/* if exponent X is negative we have to recurse */ /* if exponent X is negative we have to recurse */