diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-03-20 09:14:37 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-03-20 09:14:37 +0100 |
| commit | f16a70c0472ea4cda3ab53fd3b5d2fa5628fb2c7 (patch) | |
| tree | d4cc4eacbe86b093d0425236afb7118b3f104345 /net/dsa/slave.c | |
| parent | 15ac1122fd6d4bf408a03e6f23c7ad4f60b22f9e (diff) | |
| parent | e8d018dd0257f744ca50a729e3d042cf2ec9da65 (diff) | |
Merge 6.3-rc3 into tty-next
We need the tty/serial fixes in here and it resolves a merge conflict
with:
drivers/tty/serial/8250/8250_em.c
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/dsa/slave.c')
| -rw-r--r-- | net/dsa/slave.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 6957971c2db2..cac17183589f 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -1933,6 +1933,7 @@ int dsa_slave_change_mtu(struct net_device *dev, int new_mtu) int new_master_mtu; int old_master_mtu; int mtu_limit; + int overhead; int cpu_mtu; int err; @@ -1961,9 +1962,10 @@ int dsa_slave_change_mtu(struct net_device *dev, int new_mtu) largest_mtu = slave_mtu; } - mtu_limit = min_t(int, master->max_mtu, dev->max_mtu); + overhead = dsa_tag_protocol_overhead(cpu_dp->tag_ops); + mtu_limit = min_t(int, master->max_mtu, dev->max_mtu + overhead); old_master_mtu = master->mtu; - new_master_mtu = largest_mtu + dsa_tag_protocol_overhead(cpu_dp->tag_ops); + new_master_mtu = largest_mtu + overhead; if (new_master_mtu > mtu_limit) return -ERANGE; @@ -1998,8 +2000,7 @@ int dsa_slave_change_mtu(struct net_device *dev, int new_mtu) out_port_failed: if (new_master_mtu != old_master_mtu) - dsa_port_mtu_change(cpu_dp, old_master_mtu - - dsa_tag_protocol_overhead(cpu_dp->tag_ops)); + dsa_port_mtu_change(cpu_dp, old_master_mtu - overhead); out_cpu_failed: if (new_master_mtu != old_master_mtu) dev_set_mtu(master, old_master_mtu); |