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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-03-14 19:15:16 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-03-14 19:15:16 -0300 |
| commit | 65eab2bc7dab326ee892ec5a4c749470b368b51a (patch) | |
| tree | 341189a55a3d021db7f1c8a8e5b4772b6c782c25 /net/dsa/master.c | |
| parent | f693dac4794fae99c04f75a3a1a5c4018bb33144 (diff) | |
| parent | 09688c0166e76ce2fb85e86b9d99be8b0084cdf9 (diff) | |
| download | lwn-65eab2bc7dab326ee892ec5a4c749470b368b51a.tar.gz lwn-65eab2bc7dab326ee892ec5a4c749470b368b51a.zip | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes that went thru perf/urgent.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'net/dsa/master.c')
| -rw-r--r-- | net/dsa/master.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/dsa/master.c b/net/dsa/master.c index 2199104ca7df..880f910b23a9 100644 --- a/net/dsa/master.c +++ b/net/dsa/master.c @@ -260,11 +260,16 @@ static void dsa_netdev_ops_set(struct net_device *dev, dev->dsa_ptr->netdev_ops = ops; } +/* Keep the master always promiscuous if the tagging protocol requires that + * (garbles MAC DA) or if it doesn't support unicast filtering, case in which + * it would revert to promiscuous mode as soon as we call dev_uc_add() on it + * anyway. + */ static void dsa_master_set_promiscuity(struct net_device *dev, int inc) { const struct dsa_device_ops *ops = dev->dsa_ptr->tag_ops; - if (!ops->promisc_on_master) + if ((dev->priv_flags & IFF_UNICAST_FLT) && !ops->promisc_on_master) return; ASSERT_RTNL(); |