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| author | Vladimir Oltean <vladimir.oltean@nxp.com> | 2021-08-14 02:04:22 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-08-16 13:14:18 +0300 |
| commit | b2b8913341119491a13d9b11b073dc3c4f907cb8 (patch) | |
| tree | 3468baeb2dbe345af63923e1032e754f172c52f3 /net/dsa | |
| parent | 944f510176ebdf6b3a71f7cefea334bd3d203de2 (diff) | |
| download | linux-b2b8913341119491a13d9b11b073dc3c4f907cb8.tar.xz | |
net: dsa: tag_8021q: fix notifiers broadcast when they shouldn't, and vice versa
During the development of the blamed patch, the "bool broadcast"
argument of dsa_port_tag_8021q_vlan_{add,del} was originally called
"bool local", and the meaning was the exact opposite.
Due to a rookie mistake where the patch was modified at the last minute
without retesting, the instances of dsa_port_tag_8021q_vlan_{add,del}
are called with the wrong values. During setup and teardown, cross-chip
notifiers should not be broadcast to all DSA trees, while during
bridging, they should.
Fixes: 724395f4dc95 ("net: dsa: tag_8021q: don't broadcast during setup/teardown")
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/tag_8021q.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/dsa/tag_8021q.c b/net/dsa/tag_8021q.c index e6d5f3b4fd89..f8f7b7c34e7d 100644 --- a/net/dsa/tag_8021q.c +++ b/net/dsa/tag_8021q.c @@ -362,12 +362,12 @@ int dsa_tag_8021q_bridge_join(struct dsa_switch *ds, continue; /* Install the RX VID of the targeted port in our VLAN table */ - err = dsa_port_tag_8021q_vlan_add(dp, targeted_rx_vid, false); + err = dsa_port_tag_8021q_vlan_add(dp, targeted_rx_vid, true); if (err) return err; /* Install our RX VID into the targeted port's VLAN table */ - err = dsa_port_tag_8021q_vlan_add(targeted_dp, rx_vid, false); + err = dsa_port_tag_8021q_vlan_add(targeted_dp, rx_vid, true); if (err) return err; } @@ -451,7 +451,7 @@ static int dsa_tag_8021q_port_setup(struct dsa_switch *ds, int port) * L2 forwarding rules still take precedence when there are no VLAN * restrictions, so there are no concerns about leaking traffic. */ - err = dsa_port_tag_8021q_vlan_add(dp, rx_vid, true); + err = dsa_port_tag_8021q_vlan_add(dp, rx_vid, false); if (err) { dev_err(ds->dev, "Failed to apply RX VID %d to port %d: %pe\n", @@ -463,7 +463,7 @@ static int dsa_tag_8021q_port_setup(struct dsa_switch *ds, int port) vlan_vid_add(master, ctx->proto, rx_vid); /* Finally apply the TX VID on this port and on the CPU port */ - err = dsa_port_tag_8021q_vlan_add(dp, tx_vid, true); + err = dsa_port_tag_8021q_vlan_add(dp, tx_vid, false); if (err) { dev_err(ds->dev, "Failed to apply TX VID %d on port %d: %pe\n", |