wgengine/packet: fix minor lint errors.
@@ -77,7 +77,7 @@ func (ipp *IP) UnmarshalJSON(b []byte) error {
ip := net.ParseIP(host)
if ip != nil && ip.IsUnspecified() {
// For clarity, reject 0.0.0.0 as an input
- return fmt.Errorf("Ports=%#v: to allow all IP addresses, use *:port, not 0.0.0.0:port", host)
+ return fmt.Errorf("ports=%#v: to allow all IP addresses, use *:port, not 0.0.0.0:port", host)
} else if ip == nil && host == "*" {
// User explicitly requested wildcard dst ip
*ipp = IPAny
@@ -86,7 +86,7 @@ func (ipp *IP) UnmarshalJSON(b []byte) error {
ip = ip.To4()
}
if ip == nil || len(ip) != 4 {
- return fmt.Errorf("Ports=%#v: invalid IPv4 address", host)
+ return fmt.Errorf("ports=%#v: invalid IPv4 address", host)
}
*ipp = NewIP(ip)
}
@@ -173,7 +173,7 @@ func GenICMP(srcIP, dstIP IP, ipid uint16, icmpType uint8, icmpCode uint8, paylo
out[20] = icmpType
out[21] = icmpCode
//out[22:24] = 0x00 // blank ICMP checksum
- copy(out[24:len(out)], payload)
+ copy(out[24:], payload)
binary.BigEndian.PutUint16(out[10:12], ipChecksum(out[0:20]))
binary.BigEndian.PutUint16(out[22:24], ipChecksum(out))
