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veth: improve comment about skipping creation of interfaces

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(cherry picked from commit bdd826a044)
This commit is contained in:
Beniamino Galvani 2022-12-16 09:43:20 +01:00
parent 472f8c3595
commit a794a349fb
1 changed files with 4 additions and 1 deletions
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5
src/core/devices/nm-device-veth.c
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@ -98,11 +98,14 @@ create_and_realize(NMDevice *device,
return FALSE;
}
/* For veths, users can define two connection profiles referencing each
* other as 'veth.peer'. Only the first to be activated will actually
* create the veth pair; the other must detect that interfaces already
* exist and proceed. */
peer = nm_setting_veth_get_peer(s_veth);
peer_device = nm_manager_get_device(NM_MANAGER_GET, peer, NM_DEVICE_TYPE_VETH);
if (peer_device) {
if (nm_device_parent_get_device(peer_device))
/* The veth device and its peer already exist. No need to create it again. */
return TRUE;
}