From: Mark Andrews <marka@isc.org>
Date: Thu, 31 Aug 2023 00:57:43 +0000 (+1000)
Subject: Clear OpenSSL errors on EC_KEY_get0_private_key failures
X-Git-Tag: v9.19.17~17^2~17
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=86b04368b015fa8890c070ef06abb524902a843f;p=thirdparty%2Fbind9.git

Clear OpenSSL errors on EC_KEY_get0_private_key failures
---

diff --git a/lib/dns/opensslecdsa_link.c b/lib/dns/opensslecdsa_link.c
index 02728b91e81..19596dbd131 100644
--- a/lib/dns/opensslecdsa_link.c
+++ b/lib/dns/opensslecdsa_link.c
@@ -563,6 +563,7 @@ opensslecdsa_extract_private_key(const dst_key_t *key, unsigned char *buf,
 
 	privkey = EC_KEY_get0_private_key(eckey);
 	if (privkey == NULL) {
+		ERR_clear_error();
 		return (false);
 	}