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Copy sinfo.coords for safety

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Neil Alexander 2018-07-30 13:34:32 +01:00
parent ebb4ec7c33
commit c4e6894d6a
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1 changed files with 2 additions and 1 deletions
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src/yggdrasil/session.go
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@ -426,7 +426,8 @@ func (sinfo *sessionInfo) doSend(bs []byte) {
// To prevent using empty session keys // To prevent using empty session keys
return return
} }
coords := sinfo.coords var coords []byte
coords = append(coords, sinfo.coords...)
// Read IPv6 flowlabel field (20 bits). // Read IPv6 flowlabel field (20 bits).
// Assumes packet at least contains IPv6 header. // Assumes packet at least contains IPv6 header.
flowkey := uint64(bs[1]&0x0f)<<16 | uint64(bs[2])<<8 | uint64(bs[3]) flowkey := uint64(bs[1]&0x0f)<<16 | uint64(bs[2])<<8 | uint64(bs[3])