multi: pollset assertion only when IP connected

Give warning for an empty pollset only when the connection has at least
IP connectivity. There are cases where the connect in QUIC makes another
attempt on a timeout and no socket will be available during that.

Closes #14108

diff --git a/lib/multi.c b/lib/multi.c
index 273c1771ece4de2eb1043c4ae237aa0cb8cd6866..c5330ebe10ea5d6bff256d89632b6145cfdaa4e2 100644 (file)
--- a/lib/multi.c
+++ b/lib/multi.c
@@ -1198,7 +1198,8 @@ static void multi_getsock(struct Curl_easy *data,
   }
 
   if(expect_sockets && !ps->num &&
-     !(data->req.keepon & (KEEP_RECV_PAUSE|KEEP_SEND_PAUSE))) {
+     !(data->req.keepon & (KEEP_RECV_PAUSE|KEEP_SEND_PAUSE)) &&
+     Curl_conn_is_ip_connected(data, FIRSTSOCKET)) {
     infof(data, "WARNING: no socket in pollset, transfer may stall!");
     DEBUGASSERT(0);
   }