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gossip: Avoid integer count overflow in gossip_store

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Signed-off-by: Christian Decker <decker.christian@gmail.com>
This commit is contained in:
Christian Decker
2018-06-18 11:43:42 +02:00
parent 94ef0a7fbf
commit 71ec8193b2
1 changed files with 1 additions and 5 deletions
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6
gossipd/gossip_store.c
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@@ -16,7 +16,6 @@
#define GOSSIP_STORE_FILENAME "gossip_store"
#define GOSSIP_STORE_TEMP_FILENAME "gossip_store.tmp"
#define MAX_COUNT_TO_STALE_RATE 10
static u8 gossip_store_version = 0x02;
struct gossip_store {
@@ -219,8 +218,6 @@ disable:
void gossip_store_add(struct gossip_store *gs, const u8 *gossip_msg)
{
size_t stale;
/* Only give error message once. */
if (gs->fd == -1)
return;
@@ -232,8 +229,7 @@ void gossip_store_add(struct gossip_store *gs, const u8 *gossip_msg)
}
gs->count++;
stale = gs->count - gs->broadcast->count;
if (gs->count >= 100 && stale * MAX_COUNT_TO_STALE_RATE > gs->count &&
if (gs->count >= 1000 && gs->count > gs->broadcast->count * 1.25 &&
!gs->disable_compaction)
gossip_store_compact(gs);
}