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authorArnd Bergmann <arnd@arndb.de>2021-07-27 16:45:07 +0300
committerDavid S. Miller <davem@davemloft.net>2021-07-27 22:11:44 +0300
commit81a68110a22a4ffdc3cb81377e5a565cd3e1a137 (patch)
tree05be9e5dd97e3ee004273e9ba983d2998eb762e8 /drivers/net/hippi/rrunner.c
parent3e7a1c7c561ed8508fbdb98ed5708175bbcf7938 (diff)
downloadlinux-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.c11
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;
}