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wgengine/magicsock: remove redundant/wrong sharedDiscoKey delete

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The pass just after in this method handles cleaning up sharedDiscoKey.
No need to do it wrong (assuming DiscoKey => 1 node) earlier.

Updates #3088

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
(cherry picked from commit 36a07089ee)
This commit is contained in:
Brad Fitzpatrick 2021-10-15 16:57:59 -07:00
parent e921482548
commit 093ae70293
1 changed files with 0 additions and 3 deletions
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3
wgengine/magicsock/magicsock.go
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@ -2179,9 +2179,6 @@ func (c *Conn) SetNetworkMap(nm *netmap.NetworkMap) {
c.peerMap.forEachDiscoEndpoint(func(ep *endpoint) {
if !keep[ep.publicKey] {
c.peerMap.deleteDiscoEndpoint(ep)
if !ep.discoKey.IsZero() {
delete(c.sharedDiscoKey, ep.discoKey)
}
}
})
}