tree 7ba420c46d694037847ad1c7ef653a25363cb174
parent bec186dde58a6e9cecab90b50ecc1583c6c1812c
author Frédéric Lécaille <flecaille@haproxy.com> 1642006016 +0100
committer Amaury Denoyelle <adenoyelle@haproxy.com> 1642007309 +0100

MINOR: quic: Do not wakeup the I/O handler before the mux is started

If we wakeup the I/O handler before the mux is started, it is possible
it has enough time to parse the ClientHello TLS message and update the
mux transport parameters, leading to a crash.
So, we initialize ->qcc quic_conn struct member at the very last time,
when the mux if fully initialized. The condition to wakeup the I/O handler
from lstnr_rcv_pkt() is: xprt context and mux both initialized.
Note that if the xprt context is initialized, it implies its tasklet is
initialized. So, we do not check anymore this latter condition.