output/tls: don't pass NULL fingerprint to json logging

7 years ago · 44daf84321
parent 155a017cf8
commit 44daf84321
1 changed files with 4 additions and 2 deletions
--- a/src/output-json-tls.c
+++ b/src/output-json-tls.c
@ -139,8 +139,10 @@ static void JsonTlsLogSessionResumed(json_t *js, SSLState *ssl_state)
 static void JsonTlsLogFingerprint(json_t *js, SSLState *ssl_state)
 {
-    json_object_set_new(js, "fingerprint",
+    if (ssl_state->server_connp.cert0_fingerprint) {
-                        json_string(ssl_state->server_connp.cert0_fingerprint));
+        json_object_set_new(js, "fingerprint",
                json_string(ssl_state->server_connp.cert0_fingerprint));
    }
 }
 static void JsonTlsLogSni(json_t *js, SSLState *ssl_state)