Fix Coverity #305799

[openssl-gost/engine.git] / gost_ameth.c

diff --git a/gost_ameth.c b/gost_ameth.c
index c31ef9a133ddd49d2c02843dfc51e0506a31ba76..2582d633c83a1114027622c0cd96c46e883238d5 100644 (file)
--- a/gost_ameth.c
+++ b/gost_ameth.c
@@ -973,11 +973,14 @@ static int pub_encode_gost_ec(X509_PUBKEY *pub, const EVP_PKEY *pk)
     pval = params;
 
     order = BN_new();
-    if (!order) {
+    if (order == NULL || EC_GROUP_get_order(EC_KEY_get0_group(ec), order, NULL) == 0) {
         GOSTerr(GOST_F_PUB_ENCODE_GOST_EC, ERR_R_MALLOC_FAILURE);
         goto err;
     }
-    EC_GROUP_get_order(EC_KEY_get0_group(ec), order, NULL);
+    if (EC_GROUP_get_order(EC_KEY_get0_group(ec), order, NULL) == 0) {
+        GOSTerr(GOST_F_PUB_ENCODE_GOST_EC, ERR_R_INTERNAL_ERROR);
+        goto err;
+    }
     pub_key = EC_KEY_get0_public_key(ec);
     if (!pub_key) {
         GOSTerr(GOST_F_PUB_ENCODE_GOST_EC, GOST_R_PUBLIC_KEY_UNDEFINED);