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wgengine/magicsock: reduce log spam during tests

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Only do the type assertion to *net.UDPAddr when addr is non-nil.
This prevents a bunch of log spam during tests.
This commit is contained in:
Josh Bleecher Snyder 2021-02-12 10:17:55 -08:00 committed by Josh Bleecher Snyder
parent 88586ec4a4
commit 1632f9fd6b
1 changed files with 5 additions and 4 deletions
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9
wgengine/magicsock/magicsock.go
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@ -2775,10 +2775,11 @@ func (c *RebindingUDPConn) ReadFromNetaddr(b []byte) (n int, ipp netaddr.IPPort,
} else {
var addr net.Addr
n, addr, err = pconn.ReadFrom(b)
var ok2 bool
pAddr, ok2 = addr.(*net.UDPAddr)
if !ok2 {
return 0, netaddr.IPPort{}, fmt.Errorf("RebindingUDPConn.ReadFromNetaddr: underlying connection returned address of type %T, want *netaddr.UDPAddr", addr)
if addr != nil {
pAddr, ok = addr.(*net.UDPAddr)
if !ok {
return 0, netaddr.IPPort{}, fmt.Errorf("RebindingUDPConn.ReadFromNetaddr: underlying connection returned address of type %T, want *netaddr.UDPAddr", addr)
}
}
}