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-rw-r--r--pkg/tcpip/stack/conntrack.go4
-rw-r--r--pkg/tcpip/stack/iptables.go12
2 files changed, 9 insertions, 7 deletions
diff --git a/pkg/tcpip/stack/conntrack.go b/pkg/tcpip/stack/conntrack.go
index 7dd344b4f..836682ea0 100644
--- a/pkg/tcpip/stack/conntrack.go
+++ b/pkg/tcpip/stack/conntrack.go
@@ -572,7 +572,9 @@ func (ct *ConnTrack) reapUnused(start int, prevInterval time.Duration) (int, tim
// reapTupleLocked tries to remove tuple and its reply from the table. It
// returns whether the tuple's connection has timed out.
//
-// Preconditions: ct.mu is locked for reading and bucket is locked.
+// Preconditions:
+// * ct.mu is locked for reading.
+// * bucket is locked.
func (ct *ConnTrack) reapTupleLocked(tuple *tuple, bucket int, now time.Time) bool {
if !tuple.conn.timedOut(now) {
return false
diff --git a/pkg/tcpip/stack/iptables.go b/pkg/tcpip/stack/iptables.go
index c37da814f..41ef4236b 100644
--- a/pkg/tcpip/stack/iptables.go
+++ b/pkg/tcpip/stack/iptables.go
@@ -315,8 +315,8 @@ func (it *IPTables) startReaper(interval time.Duration) {
// should not go forward.
//
// Preconditions:
-// - pkt is a IPv4 packet of at least length header.IPv4MinimumSize.
-// - pkt.NetworkHeader is not nil.
+// * pkt is a IPv4 packet of at least length header.IPv4MinimumSize.
+// * pkt.NetworkHeader is not nil.
//
// NOTE: unlike the Check API the returned map contains packets that should be
// dropped.
@@ -341,8 +341,8 @@ func (it *IPTables) CheckPackets(hook Hook, pkts PacketBufferList, gso *GSO, r *
}
// Preconditions:
-// - pkt is a IPv4 packet of at least length header.IPv4MinimumSize.
-// - pkt.NetworkHeader is not nil.
+// * pkt is a IPv4 packet of at least length header.IPv4MinimumSize.
+// * pkt.NetworkHeader is not nil.
func (it *IPTables) checkChain(hook Hook, pkt *PacketBuffer, table Table, ruleIdx int, gso *GSO, r *Route, address tcpip.Address, nicName string) chainVerdict {
// Start from ruleIdx and walk the list of rules until a rule gives us
// a verdict.
@@ -388,8 +388,8 @@ func (it *IPTables) checkChain(hook Hook, pkt *PacketBuffer, table Table, ruleId
}
// Preconditions:
-// - pkt is a IPv4 packet of at least length header.IPv4MinimumSize.
-// - pkt.NetworkHeader is not nil.
+// * pkt is a IPv4 packet of at least length header.IPv4MinimumSize.
+// * pkt.NetworkHeader is not nil.
func (it *IPTables) checkRule(hook Hook, pkt *PacketBuffer, table Table, ruleIdx int, gso *GSO, r *Route, address tcpip.Address, nicName string) (RuleVerdict, int) {
rule := table.Rules[ruleIdx]