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authorgVisor bot <gvisor-bot@google.com>2020-04-24 23:00:58 +0000
committergVisor bot <gvisor-bot@google.com>2020-04-24 23:00:58 +0000
commitd9489085267288cff57491999d6deed3ad2efda2 (patch)
treeb89074b2871611fa0f9789ad3bf5f8052c08f290 /pkg/tcpip
parentc0dad02629142f5ca100400e3f4486f3e0e2dbc5 (diff)
parentdfff265fe422499af3bbe7d58e8db35ba32304f5 (diff)
Merge release-20200323.0-243-gdfff265 (automated)
Diffstat (limited to 'pkg/tcpip')
-rw-r--r--pkg/tcpip/header/ipv6.go10
1 files changed, 6 insertions, 4 deletions
diff --git a/pkg/tcpip/header/ipv6.go b/pkg/tcpip/header/ipv6.go
index 76e88e9b3..ba80b64a8 100644
--- a/pkg/tcpip/header/ipv6.go
+++ b/pkg/tcpip/header/ipv6.go
@@ -27,7 +27,9 @@ const (
// IPv6PayloadLenOffset is the offset of the PayloadLength field in
// IPv6 header.
IPv6PayloadLenOffset = 4
- nextHdr = 6
+ // IPv6NextHeaderOffset is the offset of the NextHeader field in
+ // IPv6 header.
+ IPv6NextHeaderOffset = 6
hopLimit = 7
v6SrcAddr = 8
v6DstAddr = v6SrcAddr + IPv6AddressSize
@@ -163,7 +165,7 @@ func (b IPv6) HopLimit() uint8 {
// NextHeader returns the value of the "next header" field of the ipv6 header.
func (b IPv6) NextHeader() uint8 {
- return b[nextHdr]
+ return b[IPv6NextHeaderOffset]
}
// TransportProtocol implements Network.TransportProtocol.
@@ -223,7 +225,7 @@ func (b IPv6) SetDestinationAddress(addr tcpip.Address) {
// SetNextHeader sets the value of the "next header" field of the ipv6 header.
func (b IPv6) SetNextHeader(v uint8) {
- b[nextHdr] = v
+ b[IPv6NextHeaderOffset] = v
}
// SetChecksum implements Network.SetChecksum. Given that IPv6 doesn't have a
@@ -235,7 +237,7 @@ func (IPv6) SetChecksum(uint16) {
func (b IPv6) Encode(i *IPv6Fields) {
b.SetTOS(i.TrafficClass, i.FlowLabel)
b.SetPayloadLength(i.PayloadLength)
- b[nextHdr] = i.NextHeader
+ b[IPv6NextHeaderOffset] = i.NextHeader
b[hopLimit] = i.HopLimit
b.SetSourceAddress(i.SrcAddr)
b.SetDestinationAddress(i.DstAddr)