diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2021-07-27 16:45:04 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-07-27 22:11:44 +0300 |
| commit | 25ec92fbdd23a0a2bfd2bdf489e60ea4f0ae46d1 (patch) | |
| tree | 130cde3a333f69e84e512fa96ac9377954ea91e8 /drivers/net/hamradio/baycom_epp.c | |
| parent | ebb4a911e09a7c602cc9709c5c785527f63a8871 (diff) | |
| download | linux-25ec92fbdd23a0a2bfd2bdf489e60ea4f0ae46d1.tar.xz | |
hamradio: use ndo_siocdevprivate
hamradio uses a set of private ioctls that do seem to work
correctly in compat mode, as they only rely on the ifr_data
pointer.
Move them over to the ndo_siocdevprivate callback as a cleanup.
Cc: Thomas Sailer <t.sailer@alumni.ethz.ch>
Cc: Joerg Reuter <jreuter@yaina.de>
Cc: Jean-Paul Roubelat <jpr@f6fbb.org>
Cc: linux-hams@vger.kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hamradio/baycom_epp.c')
| -rw-r--r-- | drivers/net/hamradio/baycom_epp.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c index 4435a1195194..775dcf4ebde5 100644 --- a/drivers/net/hamradio/baycom_epp.c +++ b/drivers/net/hamradio/baycom_epp.c @@ -1005,7 +1005,8 @@ static int baycom_setmode(struct baycom_state *bc, const char *modestr) /* --------------------------------------------------------------------- */ -static int baycom_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) +static int baycom_siocdevprivate(struct net_device *dev, struct ifreq *ifr, + void __user *data, int cmd) { struct baycom_state *bc = netdev_priv(dev); struct hdlcdrv_ioctl hi; @@ -1013,7 +1014,7 @@ static int baycom_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) if (cmd != SIOCDEVPRIVATE) return -ENOIOCTLCMD; - if (copy_from_user(&hi, ifr->ifr_data, sizeof(hi))) + if (copy_from_user(&hi, data, sizeof(hi))) return -EFAULT; switch (hi.cmd) { default: @@ -1104,7 +1105,7 @@ static int baycom_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) return HDLCDRV_PARMASK_IOBASE; } - if (copy_to_user(ifr->ifr_data, &hi, sizeof(hi))) + if (copy_to_user(data, &hi, sizeof(hi))) return -EFAULT; return 0; } @@ -1114,7 +1115,7 @@ static int baycom_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) static const struct net_device_ops baycom_netdev_ops = { .ndo_open = epp_open, .ndo_stop = epp_close, - .ndo_do_ioctl = baycom_ioctl, + .ndo_siocdevprivate = baycom_siocdevprivate, .ndo_start_xmit = baycom_send_packet, .ndo_set_mac_address = baycom_set_mac_address, }; |