The atalla functionality doesn't work with the "word" version of

BN_mod_exp. Call the regular atalla mod_exp operation instead.

diff --git a/crypto/bn/bn_exp.c b/crypto/bn/bn_exp.c
index 11540c6f7b0dfcad04fb48713655a8413b055651..470946e53693a163e7d986cd10eb0a2728d79de1 100644 (file)
--- a/crypto/bn/bn_exp.c
+++ b/crypto/bn/bn_exp.c
@@ -691,7 +691,7 @@ int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,
        if (!tried_atalla)
                {
                BN_set_word(t, a);
-               if (BN_mod_exp_word_atalla(rr, t, p, m))
+               if (BN_mod_exp_atalla(rr, t, p, m))
                        return 1;
                }
 /* If it fails, try the other methods */