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| author | Katie Hockman <katie@golang.org> | 2020-12-14 10:03:05 -0500 |
|---|---|---|
| committer | Katie Hockman <katie@golang.org> | 2020-12-14 10:06:13 -0500 |
| commit | 0345ede87ee12698988973884cfc0fd3d499dffd (patch) | |
| tree | 7123cff141ee5661208d2f5f437b8f5252ac7f6a /src/net/udpsock.go | |
| parent | 4651d6b267818b0e0d128a5443289717c4bb8cbc (diff) | |
| parent | 0a02371b0576964e81c3b40d328db9a3ef3b031b (diff) | |
| download | go-0345ede87ee12698988973884cfc0fd3d499dffd.tar.xz | |
[dev.fuzz] all: merge master into dev.fuzz
Change-Id: I5d8c8329ccc9d747bd81ade6b1cb7cb8ae2e94b2
Diffstat (limited to 'src/net/udpsock.go')
| -rw-r--r-- | src/net/udpsock.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/net/udpsock.go b/src/net/udpsock.go index ec2bcfa607..571e099abd 100644 --- a/src/net/udpsock.go +++ b/src/net/udpsock.go @@ -259,6 +259,9 @@ func ListenUDP(network string, laddr *UDPAddr) (*UDPConn, error) { // ListenMulticastUDP is just for convenience of simple, small // applications. There are golang.org/x/net/ipv4 and // golang.org/x/net/ipv6 packages for general purpose uses. +// +// Note that ListenMulticastUDP will set the IP_MULTICAST_LOOP socket option +// to 0 under IPPROTO_IP, to disable loopback of multicast packets. func ListenMulticastUDP(network string, ifi *Interface, gaddr *UDPAddr) (*UDPConn, error) { switch network { case "udp", "udp4", "udp6": |