diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2021-07-27 16:45:07 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-07-27 22:11:44 +0300 |
| commit | 81a68110a22a4ffdc3cb81377e5a565cd3e1a137 (patch) | |
| tree | 05be9e5dd97e3ee004273e9ba983d2998eb762e8 /drivers/net/hippi/rrunner.c | |
| parent | 3e7a1c7c561ed8508fbdb98ed5708175bbcf7938 (diff) | |
| download | linux-81a68110a22a4ffdc3cb81377e5a565cd3e1a137.tar.xz | |
hippi: use ndo_siocdevprivate
The rr_ioctl uses private ioctl commands that correctly pass
all data through ifr_data, which works fine in compat mode.
Change it to use ndo_siocdevprivate as a cleanup.
Cc: Jes Sorensen <jes@trained-monkey.org>
Cc: linux-hippi@sunsite.dk
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hippi/rrunner.c')
| -rw-r--r-- | drivers/net/hippi/rrunner.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c index 22010384c4a3..7661dbb31162 100644 --- a/drivers/net/hippi/rrunner.c +++ b/drivers/net/hippi/rrunner.c @@ -63,7 +63,7 @@ static const char version[] = static const struct net_device_ops rr_netdev_ops = { .ndo_open = rr_open, .ndo_stop = rr_close, - .ndo_do_ioctl = rr_ioctl, + .ndo_siocdevprivate = rr_siocdevprivate, .ndo_start_xmit = rr_start_xmit, .ndo_set_mac_address = hippi_mac_addr, }; @@ -1568,7 +1568,8 @@ out: } -static int rr_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) +static int rr_siocdevprivate(struct net_device *dev, struct ifreq *rq, + void __user *data, int cmd) { struct rr_private *rrpriv; unsigned char *image, *oldimage; @@ -1603,7 +1604,7 @@ static int rr_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) error = -EFAULT; goto gf_out; } - error = copy_to_user(rq->ifr_data, image, EEPROM_BYTES); + error = copy_to_user(data, image, EEPROM_BYTES); if (error) error = -EFAULT; gf_out: @@ -1615,7 +1616,7 @@ static int rr_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) return -EPERM; } - image = memdup_user(rq->ifr_data, EEPROM_BYTES); + image = memdup_user(data, EEPROM_BYTES); if (IS_ERR(image)) return PTR_ERR(image); @@ -1658,7 +1659,7 @@ static int rr_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) return error; case SIOCRRID: - return put_user(0x52523032, (int __user *)rq->ifr_data); + return put_user(0x52523032, (int __user *)data); default: return error; } |