Fix seed thread crash (#2096)

We get overflow in some tests, peraps in real life too
Fixes #2095
This commit is contained in:
hashmap 2018-12-07 17:09:26 +01:00 committed by GitHub
parent d1b484259b
commit a6bb6344ac
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23

View file

@ -409,7 +409,9 @@ impl Peers {
}
// ensure we do not still have too many connected peers
let excess_count = (self.peer_count() as usize - rm.len()).saturating_sub(max_count);
let excess_count = (self.peer_count() as usize)
.saturating_sub(rm.len())
.saturating_sub(max_count);
if excess_count > 0 {
// map peers to addrs in a block to bound how long we keep the read lock for
let mut addrs = self