Commit 64eb614c authored by Samuel Weiser's avatar Samuel Weiser Committed by Matt Caswell
Browse files

used ERR set/pop mark 



Reviewed-by: default avatarRich Salz <rsalz@openssl.org>
Reviewed-by: default avatarKurt Roeckx <kurt@roeckx.be>
Reviewed-by: default avatarMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5170)

(cherry picked from commit 011f82e6)
parent 0b199a88

crypto/rsa/rsa_gen.c

+4 −2
Original line number Diff line number Diff line
@@ -163,6 +163,7 @@ static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value, 
            goto err;

        if (!BN_sub(r2, rsa->p, BN_value_one()))

            goto err;

        ERR_set_mark();

        if (BN_mod_inverse(r1, r2, rsa->e, ctx) != NULL) {

            /* GCD == 1 since inverse exists */

            break;
@@ -171,7 +172,7 @@ static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value, 
        if (ERR_GET_LIB(error) == ERR_LIB_BN

            && ERR_GET_REASON(error) == BN_R_NO_INVERSE) {

            /* GCD != 1 */

            ERR_clear_error();

            ERR_pop_to_mark();

        } else {

            goto err;

        }
@@ -187,6 +188,7 @@ static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value, 
        } while (BN_cmp(rsa->p, rsa->q) == 0);

        if (!BN_sub(r2, rsa->q, BN_value_one()))

            goto err;

        ERR_set_mark();

        if (BN_mod_inverse(r1, r2, rsa->e, ctx) != NULL) {

            /* GCD == 1 since inverse exists */

            break;
@@ -195,7 +197,7 @@ static int rsa_builtin_keygen(RSA *rsa, int bits, BIGNUM *e_value, 
        if (ERR_GET_LIB(error) == ERR_LIB_BN

            && ERR_GET_REASON(error) == BN_R_NO_INVERSE) {

            /* GCD != 1 */

            ERR_clear_error();

            ERR_pop_to_mark();

        } else {

            goto err;

        }