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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2017-08-08 03:49:16 +0200 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2017-08-08 05:57:25 +0200 |
| commit | a7c2e4bb5460119d91d428870a8ec8cb64736a8f (patch) | |
| tree | 7ad37f3ee6fbd93a3902fc996f4f29dc88c3cdbf /src | |
| parent | hashtables: allow up to 2^{20} peers per interface (diff) | |
| download | wireguard-monolithic-historical-a7c2e4bb5460119d91d428870a8ec8cb64736a8f.tar.xz wireguard-monolithic-historical-a7c2e4bb5460119d91d428870a8ec8cb64736a8f.zip | |
hashtables: if we have an index match, don't search further ever
Diffstat (limited to 'src')
| -rw-r--r-- | src/hashtables.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/hashtables.c b/src/hashtables.c index b3f5ca3..978997a 100644 --- a/src/hashtables.c +++ b/src/hashtables.c @@ -144,8 +144,9 @@ struct index_hashtable_entry *index_hashtable_lookup(struct index_hashtable *tab struct index_hashtable_entry *iter_entry, *entry = NULL; rcu_read_lock_bh(); hlist_for_each_entry_rcu_bh (iter_entry, index_bucket(table, index), index_hash) { - if (iter_entry->index == index && (iter_entry->type & type_mask)) { - entry = iter_entry; + if (iter_entry->index == index) { + if (likely(iter_entry->type & type_mask)) + entry = iter_entry; break; } } |