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Don't perform any further checks on too short IP numbers (fixes #764)

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This commit is contained in:
Jakob Borg 2014-09-30 17:23:31 +02:00
parent 3059b36118
commit 3eb000fa60
1 changed files with 1 additions and 1 deletions
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2
internal/beacon/broadcast.go
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@ -51,7 +51,7 @@ func (b *Broadcast) writer() {
var dsts []net.IP var dsts []net.IP
for _, addr := range addrs { for _, addr := range addrs {
if iaddr, ok := addr.(*net.IPNet); ok && iaddr.IP.IsGlobalUnicast() && iaddr.IP.To4() != nil { if iaddr, ok := addr.(*net.IPNet); ok && len(iaddr.IP) >= 4 && iaddr.IP.IsGlobalUnicast() && iaddr.IP.To4() != nil {
baddr := bcast(iaddr) baddr := bcast(iaddr)
dsts = append(dsts, baddr.IP) dsts = append(dsts, baddr.IP)
} }