Use both applicable error codes and a proper coding style
@@ -182,7 +182,8 @@ static int pk_get_ecparams( unsigned char **p, const unsigned char *end,
int ret;
if ( end - *p < 1 )
- return MBEDTLS_ERR_ASN1_OUT_OF_DATA;
+ return( MBEDTLS_ERR_PK_KEY_INVALID_FORMAT +
+ MBEDTLS_ERR_ASN1_OUT_OF_DATA );
/* Tag may be either OID or SEQUENCE */
params->tag = **p;
