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fix out of bound

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fumiama
2022-01-01 17:52:14 +08:00
parent 2fbf20c9e4
commit cdaacdcfed
1 changed files with 1 additions and 1 deletions
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2
gold/link/me.go
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@@ -163,7 +163,7 @@ func (m *Me) sendAllSameDst(packet []byte) (n int, rem []byte) {
n += pktl
rem = packet[n:]
}
if !waterutil.IsIPv4(rem) {
if len(rem) == 0 || !waterutil.IsIPv4(rem) {
logrus.Warnln("[me] skip to send", len(rem), "bytes non-ipv4/v6 packet")
return len(packet), nil
}