diff options
Diffstat (limited to 'crypto/ec/ecdsa_ossl.c')
| -rw-r--r-- | crypto/ec/ecdsa_ossl.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/crypto/ec/ecdsa_ossl.c b/crypto/ec/ecdsa_ossl.c index 4b54a30cf9bc..775b7ec911be 100644 --- a/crypto/ec/ecdsa_ossl.c +++ b/crypto/ec/ecdsa_ossl.c @@ -130,7 +130,11 @@ static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, ERR_raise(ERR_LIB_EC, ERR_R_EC_LIB); goto err; } - order = EC_GROUP_get0_order(group); + + if ((order = EC_GROUP_get0_order(group)) == NULL) { + ERR_raise(ERR_LIB_EC, ERR_R_EC_LIB); + goto err; + } /* Preallocate space */ order_bits = BN_num_bits(order); @@ -255,7 +259,11 @@ ECDSA_SIG *ossl_ecdsa_simple_sign_sig(const unsigned char *dgst, int dgst_len, goto err; } - order = EC_GROUP_get0_order(group); + if ((order = EC_GROUP_get0_order(group)) == NULL) { + ERR_raise(ERR_LIB_EC, ERR_R_EC_LIB); + goto err; + } + i = BN_num_bits(order); /* * Need to truncate digest if it is too long: first truncate whole bytes. |