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wgengine/router: simplify func normalizeCIDR using netaddr method

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This commit is contained in:
Brad Fitzpatrick 2021-02-17 21:35:33 -08:00
parent 38629b62fc
commit 96a488e37e
1 changed files with 1 additions and 3 deletions
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4
wgengine/router/router_linux.go
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@ -1020,9 +1020,7 @@ func tsChain(chain string) string {
// normalizeCIDR returns cidr as an ip/mask string, with the host bits
// of the IP address zeroed out.
func normalizeCIDR(cidr netaddr.IPPrefix) string {
ncidr := cidr.IPNet()
nip := ncidr.IP.Mask(ncidr.Mask)
return fmt.Sprintf("%s/%d", nip, cidr.Bits)
return cidr.Masked().String()
}
func cleanup(logf logger.Logf, interfaceName string) {