From: Grigorii Demidov <grigorii.demidov@nic.cz>
Date: Fri, 5 Jan 2018 07:15:39 +0000 (+0100)
Subject: daemon/tls_ephemeral_credentials: avoid some memory leaks
X-Git-Tag: v2.0.0~43^2~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=90e397b8ae428cef4023f8dbffc0754e31a48b91;p=thirdparty%2Fknot-resolver.git

daemon/tls_ephemeral_credentials: avoid some memory leaks
---

diff --git a/daemon/tls_ephemeral_credentials.c b/daemon/tls_ephemeral_credentials.c
index 9c96d86c7..6fe86b84e 100644
--- a/daemon/tls_ephemeral_credentials.c
+++ b/daemon/tls_ephemeral_credentials.c
@@ -114,6 +114,8 @@ static gnutls_x509_privkey_t get_ephemeral_privkey ()
 		bad_data:
 			close(datafd);
 			datafd = -1;
+		}
+		if (data.data != NULL) {
 			gnutls_free(data.data);
 			data.data = NULL;
 		}
@@ -150,8 +152,12 @@ static gnutls_x509_privkey_t get_ephemeral_privkey ()
 	}
  done:
 	_lock_unlock(&lock, EPHEMERAL_PRIVKEY_FILENAME ".lock");
-	if (datafd != -1)
+	if (datafd != -1) {
 		close(datafd);
+	}
+	if (data.data != NULL) {
+		gnutls_free(data.data);
+	}
 	return privkey;
 }