diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2021-07-27 15:45:10 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-07-27 21:11:44 +0200 |
| commit | 73d74f61a559d8fc2266abfb95085bb7d1917a3e (patch) | |
| tree | 086113aa0ca17a1291b79cdd3d37d6fd7e83084a /drivers/net/wan/n2.c | |
| parent | ppp: use ndo_siocdevprivate (diff) | |
| download | linux-73d74f61a559d8fc2266abfb95085bb7d1917a3e.tar.xz linux-73d74f61a559d8fc2266abfb95085bb7d1917a3e.zip | |
wan: use ndo_siocdevprivate
The wan drivers each support some custom SIOCDEVPRIVATE
ioctls, plus the common SIOCWANDEV command.
Split these so the ioctl callback only deals with SIOCWANDEV
and the rest is handled by ndo_siocdevprivate.
It might make sense to also split out SIOCWANDEV into a
separate callback in order to eventually remove ndo_do_ioctl
entirely.
Cc: Krzysztof Halasa <khc@pm.waw.pl>
Cc: Kevin Curtis <kevin.curtis@farsite.co.uk>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wan/n2.c')
| -rw-r--r-- | drivers/net/wan/n2.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/net/wan/n2.c b/drivers/net/wan/n2.c index bdb6dc2409bc..4122ca2cd07d 100644 --- a/drivers/net/wan/n2.c +++ b/drivers/net/wan/n2.c @@ -227,19 +227,25 @@ static int n2_close(struct net_device *dev) return 0; } -static int n2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) +static int n2_siocdevprivate(struct net_device *dev, struct ifreq *ifr, + void __user *data, int cmd) { - const size_t size = sizeof(sync_serial_settings); - sync_serial_settings new_line; - sync_serial_settings __user *line = ifr->ifr_settings.ifs_ifsu.sync; - port_t *port = dev_to_port(dev); - #ifdef DEBUG_RINGS if (cmd == SIOCDEVPRIVATE) { sca_dump_rings(dev); return 0; } #endif + return -EOPNOTSUPP; +} + +static int n2_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) +{ + const size_t size = sizeof(sync_serial_settings); + sync_serial_settings new_line; + sync_serial_settings __user *line = ifr->ifr_settings.ifs_ifsu.sync; + port_t *port = dev_to_port(dev); + if (cmd != SIOCWANDEV) return hdlc_ioctl(dev, ifr, cmd); @@ -312,6 +318,7 @@ static const struct net_device_ops n2_ops = { .ndo_stop = n2_close, .ndo_start_xmit = hdlc_start_xmit, .ndo_do_ioctl = n2_ioctl, + .ndo_siocdevprivate = n2_siocdevprivate, }; static int __init n2_run(unsigned long io, unsigned long irq, |