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Subject[PATCH net-next v3 17/31] cxgb3: use ndo_siocdevprivate
Date
From: Arnd Bergmann <arnd@arndb.de>

cxgb3 has a private multiplexor that works correctly in compat
mode, split out the siocdevprivate callback from do_ioctl for
simplification.

Cc: Raju Rangoju <rajur@chelsio.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c
index 57f210c53afc..eae893d7d840 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c
@@ -2135,13 +2135,18 @@ static int in_range(int val, int lo, int hi)
return val < 0 || (val <= hi && val >= lo);
}

-static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr)
+static int cxgb_siocdevprivate(struct net_device *dev,
+ struct ifreq *ifreq,
+ void __user *useraddr,
+ int cmd)
{
struct port_info *pi = netdev_priv(dev);
struct adapter *adapter = pi->adapter;
- u32 cmd;
int ret;

+ if (cmd != SIOCCHIOCTL)
+ return -EOPNOTSUPP;
+
if (copy_from_user(&cmd, useraddr, sizeof(cmd)))
return -EFAULT;

@@ -2546,8 +2551,6 @@ static int cxgb_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
fallthrough;
case SIOCGMIIPHY:
return mdio_mii_ioctl(&pi->phy.mdio, data, cmd);
- case SIOCCHIOCTL:
- return cxgb_extension_ioctl(dev, req->ifr_data);
default:
return -EOPNOTSUPP;
}
@@ -3182,6 +3185,7 @@ static const struct net_device_ops cxgb_netdev_ops = {
.ndo_validate_addr = eth_validate_addr,
.ndo_set_rx_mode = cxgb_set_rxmode,
.ndo_do_ioctl = cxgb_ioctl,
+ .ndo_siocdevprivate = cxgb_siocdevprivate,
.ndo_change_mtu = cxgb_change_mtu,
.ndo_set_mac_address = cxgb_set_mac_addr,
.ndo_fix_features = cxgb_fix_features,
--
2.29.2
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