url.c: fix endless loop upon transport connection timeout
Jerry Wu detected and provided detailed info about this issue.
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@ -5073,7 +5073,7 @@ static CURLcode create_conn(struct SessionHandle *data,
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CURLcode Curl_setup_conn(struct connectdata *conn,
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bool *protocol_done)
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{
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CURLcode result=CURLE_OK;
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CURLcode result = CURLE_OK;
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struct SessionHandle *data = conn->data;
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Curl_pgrsTime(data, TIMER_NAMELOOKUP);
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@ -5119,6 +5119,12 @@ CURLcode Curl_setup_conn(struct connectdata *conn,
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result = ConnectPlease(data, conn, &connected);
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if(result && !conn->ip_addr) {
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/* transport connection failure not related with authentication */
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conn->bits.tcpconnect[FIRSTSOCKET] = FALSE;
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return result;
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}
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if(connected) {
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result = Curl_protocol_connect(conn, protocol_done);
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if(CURLE_OK == result)
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