[mod_curl] fixes 'Unparsable header' error message on HTTP/2 200 reply

Author: brianomchugh

src/mod/applications/mod_curl/mod_curl.c

@@ -381,6 +381,10 @@ static char *print_json(switch_memory_pool_t *pool, http_data_t *http_data)
 					if (argc > 2) {
 						cJSON_AddItemToObject(top, "version", cJSON_CreateString(argv[0]));
 						cJSON_AddItemToObject(top, "phrase", cJSON_CreateString(argv[2]));
+					} else if (argc == 2 && strcmp(argv[0], "HTTP/2") == 0) {
+						/* HTTP/2 responses may not include a phrase */
+						cJSON_AddItemToObject(top, "version", cJSON_CreateString(argv[0]));
+						cJSON_AddItemToObject(top, "phrase", cJSON_CreateString(""));
 					} else {
 						switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unparsable header: argc: %d\n", argc);
 					}