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common: fix gossmap min/max rounding.

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They were backwards.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2021-02-01 13:29:34 +10:30
parent cc4ea9420a
commit 3fc8b1cd20
1 changed files with 3 additions and 2 deletions
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5
common/gossmap.c
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@@ -464,14 +464,15 @@ static void update_channel(struct gossmap *map, size_t cupdate_off)
errx(1, "update for channel %s not found!",
type_to_string(tmpctx, struct short_channel_id, &scid));
hc.htlc_min = u64_to_fp16(map_be64(map, htlc_minimum_off), true);
/* We round this *down*, since too-low min is more conservative */
hc.htlc_min = u64_to_fp16(map_be64(map, htlc_minimum_off), false);
/* I checked my node: 60189 of 62358 channel_update have
* htlc_maximum_msat, so we don't bother setting the rest to the
* channel size (which we don't even read from the gossip_store, let
* alone give up precious bytes to remember) */
if (map_u8(map, message_flags_off) & 1)
hc.htlc_max
= u64_to_fp16(map_be64(map, htlc_maximum_off), false);
= u64_to_fp16(map_be64(map, htlc_maximum_off), true);
else
hc.htlc_max = 0xFFFF;
hc.base_fee = map_be32(map, fee_base_off);