lib-http: server - Fix potential crash with previous change on client disconnect

Broken by 1418d1e9018fc34287722467c6ee506f3e378e1a

diff --git a/src/lib-http/http-server-response.c b/src/lib-http/http-server-response.c
index 21722f6293d567df793fb300a91d9581170a0bde..e5bf5f5e07adec1a37b0d2e212ca8f101feb33be 100644 (file)
--- a/src/lib-http/http-server-response.c
+++ b/src/lib-http/http-server-response.c
@@ -357,7 +357,8 @@ int http_server_response_finish_payload_out(struct http_server_response *resp)
                o_stream_unref(&resp->payload_output);
                resp->payload_output = NULL;
        }
-       if (o_stream_get_buffer_used_size(conn->conn.output) > 0) {
+       if (conn->conn.output != NULL &&
+           o_stream_get_buffer_used_size(conn->conn.output) > 0) {
                e_debug(resp->event,
                        "Not quite finished sending response");
                conn->output_locked = TRUE;