Added NULL check to BN_clear() & BN_CTX_end()

[openssl.git] / crypto / ec / ec_lib.c

diff --git a/crypto/ec/ec_lib.c b/crypto/ec/ec_lib.c
index c14d1a114e0e101f66110650d50c40b93666e071..798382ac293eaa542bc3752fb9842839da53cad6 100644 (file)
--- a/crypto/ec/ec_lib.c
+++ b/crypto/ec/ec_lib.c
@@ -364,6 +364,11 @@ int EC_GROUP_get_curve_name(const EC_GROUP *group)
     return group->curve_name;
 }
 
+const BIGNUM *EC_GROUP_get0_field(const EC_GROUP *group)
+{
+    return group->field;
+}
+
 void EC_GROUP_set_asn1_flag(EC_GROUP *group, int flag)
 {
     group->asn1_flag = flag;
@@ -1074,8 +1079,7 @@ static int ec_field_inverse_mod_ord(const EC_GROUP *group, BIGNUM *r,
     ret = 1;
 
  err:
-    if (ctx != NULL)
-        BN_CTX_end(ctx);
+    BN_CTX_end(ctx);
     BN_CTX_free(new_ctx);
     return ret;
 }