1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/libcrypto/ec/ec_ameth.c b/src/lib/libcrypto/ec/ec_ameth.c
index 83909c1853..0ce4524076 100644
--- a/src/lib/libcrypto/ec/ec_ameth.c
+++ b/src/lib/libcrypto/ec/ec_ameth.c
@@ -88,7 +88,7 @@ static int eckey_param2type(int *pptype, void **ppval, EC_KEY *ec_key)
                 if (!pstr)
                         return 0;
                 pstr->length = i2d_ECParameters(ec_key, &pstr->data);
-                if (pstr->length < 0)
+                if (pstr->length <= 0)
                         {
                         ASN1_STRING_free(pstr);
                         ECerr(EC_F_ECKEY_PARAM2TYPE, ERR_R_EC_LIB);