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prevent segfault when parsing empty CIDR

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This commit is contained in:
Callan Bryant 2020-10-26 22:44:09 +00:00
parent b770d387bf
commit 555ffad58b
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GPG Key ID: C31FA9DF3ACBFFAA
1 changed files with 6 additions and 2 deletions
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4
exttypes.go
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@ -18,8 +18,12 @@ func (n JSONIPNet) MarshalJSON() ([]byte, error) {
func (n *JSONIPNet) UnmarshalJSON(b []byte) error { func (n *JSONIPNet) UnmarshalJSON(b []byte) error {
cidr := strings.Trim(string(b), "\"") cidr := strings.Trim(string(b), "\"")
IP, IPNet, err := net.ParseCIDR(cidr) IP, IPNet, err := net.ParseCIDR(cidr)
if err == nil {
IPNet.IP = IP IPNet.IP = IP
n.IPNet = *IPNet n.IPNet = *IPNet
}
return err return err
} }