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pfsync: Unconditionally push packets when requesting state updates

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When we request a bulk sync we need to ensure we actually send out that
request, not just buffer it until we have enough data to send a full
packet.

PR:		254236
MFC after:	2 weeks
Differential Revision:	https://reviews.freebsd.org/D29271
This commit is contained in:
Thomas Kurschel 2021-03-15 14:28:52 +01:00 committed by Kristof Provost
parent e9f029831f
commit 9f2e518417
1 changed files with 3 additions and 1 deletions
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4
sys/netpfil/pf/if_pfsync.c
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@ -1960,7 +1960,7 @@ pfsync_request_update(u_int32_t creatorid, u_int64_t id)
nlen += sizeof(struct pfsync_subheader);
if (b->b_len + nlen > sc->sc_ifp->if_mtu) {
pfsync_sendout(1, 0);
pfsync_sendout(0, 0);
nlen = sizeof(struct pfsync_subheader) +
sizeof(struct pfsync_upd_req);
@ -1968,6 +1968,8 @@ pfsync_request_update(u_int32_t creatorid, u_int64_t id)
TAILQ_INSERT_TAIL(&b->b_upd_req_list, item, ur_entry);
b->b_len += nlen;
pfsync_push(b);
}
static bool