params: fix coverity unchecked return values
@@ -29,6 +29,7 @@ static int prepare_from_text(const OSSL_PARAM *paramdefs, const char *key,
{
const OSSL_PARAM *p;
size_t buf_bits;
+ int r;
/*
* ishex is used to translate legacy style string controls in hex format
@@ -49,11 +50,11 @@ static int prepare_from_text(const OSSL_PARAM *paramdefs, const char *key,
case OSSL_PARAM_INTEGER:
case OSSL_PARAM_UNSIGNED_INTEGER:
if (*ishex)
- BN_hex2bn(tmpbn, value);
+ r = BN_hex2bn(tmpbn, value);
else
- BN_asc2bn(tmpbn, value);
+ r = BN_asc2bn(tmpbn, value);
- if (*tmpbn == NULL)
+ if (r == 0 || *tmpbn == NULL)
return 0;
/*
