diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2023-03-29 16:00:23 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2023-03-29 16:00:23 +0200 |
| commit | 82bbec189ab34873688484cd14189a5392946fbb (patch) | |
| tree | 93d278a5e68700c663dccebae4e2601ea43dad1c /net/dsa/slave.c | |
| parent | 929ae7c2e3adbbb2c2bddcd16854a6b11b56e95a (diff) | |
| parent | 197b6b60ae7bc51dd0814953c562833143b292aa (diff) | |
| download | linux-82bbec189ab34873688484cd14189a5392946fbb.tar.gz linux-82bbec189ab34873688484cd14189a5392946fbb.tar.bz2 linux-82bbec189ab34873688484cd14189a5392946fbb.zip | |
Merge v6.3-rc4 into drm-next
I just landed the fence deadline PR from Rob that a bunch of drivers
want/need to apply driver-specific patches. Backmerge -rc4 so that
they don't have to be stuck on -rc2 for no reason at all.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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); |