BUG/MEDIUM: h1: Don't try to subscribe if we had a connection error.

If the CO_FL_ERROR flag is set, and we weren't connected yet, don't attempt
to subscribe, as the underlying xprt may already have been destroyed.

diff --git a/src/mux_h1.c b/src/mux_h1.c
index c9c8f84..ae9e8fd 100644 (file)
--- a/src/mux_h1.c
+++ b/src/mux_h1.c
@@ -1794,7 +1794,7 @@ static int h1_recv(struct h1c *h1c)
        if (h1c->wait_event.events & SUB_RETRY_RECV)
                return (b_data(&h1c->ibuf));
 
-       if (h1c->flags & H1C_F_CS_WAIT_CONN) {
+       if (!(conn->flags & CO_FL_ERROR) && h1c->flags & H1C_F_CS_WAIT_CONN) {
                conn->xprt->subscribe(conn, conn->xprt_ctx, SUB_RETRY_RECV, &h1c->wait_event);
                return 0;
        }