bn/asm/rsaz-avx2.pl: fix occasional failures.

[oweals/openssl.git] / crypto / bn / bn_exp.c

diff --git a/crypto/bn/bn_exp.c b/crypto/bn/bn_exp.c
index ea2bd0a8984bb29a4ef537817ccf0361d9c5102a..c121122f3cb28668fb900cb90475443afdfe8296 100644 (file)
--- a/crypto/bn/bn_exp.c
+++ b/crypto/bn/bn_exp.c
@@ -694,8 +694,7 @@ int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
         * RSAZ exponentiation. For further information see
         * crypto/bn/rsaz_exp.c and accompanying assembly modules.
         */
-       if (((OPENSSL_ia32cap_P[2]&0x80100) != 0x80100) /* check for MULX/AD*X */
-           && (16 == a->top) && (16 == p->top) && (BN_num_bits(m) == 1024)
+       if ((16 == a->top) && (16 == p->top) && (BN_num_bits(m) == 1024)
            && rsaz_avx2_eligible())
                {
                if (NULL == bn_wexpand(rr, 16)) goto err;