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net/atm: remove the atmdev_ops {get, set}sockopt methods 

All implementations of these two methods are dummies that always
return -EINVAL.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christoph Hellwig 2020-07-17 08:23:10 +02:00 committed by David S. Miller
parent 089377b7e8
commit a06d30ae7a
10 changed files with 2 additions and 143 deletions
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17
drivers/atm/eni.c
View File

@ -2027,21 +2027,6 @@ static int eni_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg)
return dev->phy->ioctl(dev,cmd,arg);
}
static int eni_getsockopt(struct atm_vcc *vcc,int level,int optname,
void __user *optval,int optlen)
{
return -EINVAL;
}
static int eni_setsockopt(struct atm_vcc *vcc,int level,int optname,
void __user *optval,unsigned int optlen)
{
return -EINVAL;
}
static int eni_send(struct atm_vcc *vcc,struct sk_buff *skb)
{
enum enq_res res;
@ -2215,8 +2200,6 @@ static const struct atmdev_ops ops = {
.open = eni_open,
.close = eni_close,
.ioctl = eni_ioctl,
.getsockopt = eni_getsockopt,
.setsockopt = eni_setsockopt,
.send = eni_send,
.phy_put = eni_phy_put,
.phy_get = eni_phy_get,

2
drivers/atm/firestream.c
View File

@ -1277,8 +1277,6 @@ static const struct atmdev_ops ops = {
.send = fs_send,
.owner = THIS_MODULE,
/* ioctl: fs_ioctl, */
/* getsockopt: fs_getsockopt, */
/* setsockopt: fs_setsockopt, */
/* change_qos: fs_change_qos, */
/* For now implement these internally here... */

27
drivers/atm/fore200e.c
View File

@ -1710,31 +1710,6 @@ fore200e_getstats(struct fore200e* fore200e)
return 0;
}
static int
fore200e_getsockopt(struct atm_vcc* vcc, int level, int optname, void __user *optval, int optlen)
{
/* struct fore200e* fore200e = FORE200E_DEV(vcc->dev); */
DPRINTK(2, "getsockopt %d.%d.%d, level = %d, optname = 0x%x, optval = 0x%p, optlen = %d\n",
vcc->itf, vcc->vpi, vcc->vci, level, optname, optval, optlen);
return -EINVAL;
}
static int
fore200e_setsockopt(struct atm_vcc* vcc, int level, int optname, void __user *optval, unsigned int optlen)
{
/* struct fore200e* fore200e = FORE200E_DEV(vcc->dev); */
DPRINTK(2, "setsockopt %d.%d.%d, level = %d, optname = 0x%x, optval = 0x%p, optlen = %d\n",
vcc->itf, vcc->vpi, vcc->vci, level, optname, optval, optlen);
return -EINVAL;
}
#if 0 /* currently unused */
static int
fore200e_get_oc3(struct fore200e* fore200e, struct oc3_regs* regs)
@ -3026,8 +3001,6 @@ static const struct atmdev_ops fore200e_ops = {
.open = fore200e_open,
.close = fore200e_close,
.ioctl = fore200e_ioctl,
.getsockopt = fore200e_getsockopt,
.setsockopt = fore200e_setsockopt,
.send = fore200e_send,
.change_qos = fore200e_change_qos,
.proc_read = fore200e_proc_read,

40
drivers/atm/horizon.c
View File

@ -2527,46 +2527,6 @@ static void hrz_close (struct atm_vcc * atm_vcc) {
clear_bit(ATM_VF_ADDR,&atm_vcc->flags);
}
#if 0
static int hrz_getsockopt (struct atm_vcc * atm_vcc, int level, int optname,
void *optval, int optlen) {
hrz_dev * dev = HRZ_DEV(atm_vcc->dev);
PRINTD (DBG_FLOW|DBG_VCC, "hrz_getsockopt");
switch (level) {
case SOL_SOCKET:
switch (optname) {
// case SO_BCTXOPT:
// break;
// case SO_BCRXOPT:
// break;
default:
return -ENOPROTOOPT;
};
break;
}
return -EINVAL;
}
static int hrz_setsockopt (struct atm_vcc * atm_vcc, int level, int optname,
void *optval, unsigned int optlen) {
hrz_dev * dev = HRZ_DEV(atm_vcc->dev);
PRINTD (DBG_FLOW|DBG_VCC, "hrz_setsockopt");
switch (level) {
case SOL_SOCKET:
switch (optname) {
// case SO_BCTXOPT:
// break;
// case SO_BCRXOPT:
// break;
default:
return -ENOPROTOOPT;
};
break;
}
return -EINVAL;
}
#endif
#if 0
static int hrz_ioctl (struct atm_dev * atm_dev, unsigned int cmd, void *arg) {
hrz_dev * dev = HRZ_DEV(atm_dev);

16
drivers/atm/iphase.c
View File

@ -2880,20 +2880,6 @@ static int ia_ioctl(struct atm_dev *dev, unsigned int cmd, void __user *arg)
return 0;
}
static int ia_getsockopt(struct atm_vcc *vcc, int level, int optname,
void __user *optval, int optlen)
{
IF_EVENT(printk(">ia_getsockopt\n");)
return -EINVAL;
}
static int ia_setsockopt(struct atm_vcc *vcc, int level, int optname,
void __user *optval, unsigned int optlen)
{
IF_EVENT(printk(">ia_setsockopt\n");)
return -EINVAL;
}
static int ia_pkt_tx (struct atm_vcc *vcc, struct sk_buff *skb) {
IADEV *iadev;
struct dle *wr_ptr;
@ -3164,8 +3150,6 @@ static const struct atmdev_ops ops = {
.open = ia_open,
.close = ia_close,
.ioctl = ia_ioctl,
.getsockopt = ia_getsockopt,
.setsockopt = ia_setsockopt,
.send = ia_send,
.phy_put = ia_phy_put,
.phy_get = ia_phy_get,

2
drivers/atm/lanai.c
View File

@ -2537,8 +2537,6 @@ static const struct atmdev_ops ops = {
.dev_close = lanai_dev_close,
.open = lanai_open,
.close = lanai_close,
.getsockopt = NULL,
.setsockopt = NULL,
.send = lanai_send,
.phy_put = NULL,
.phy_get = NULL,

2
drivers/atm/solos-pci.c
View File

@ -1179,8 +1179,6 @@ static const struct atmdev_ops fpga_ops = {
.open = popen,
.close = pclose,
.ioctl = NULL,
.getsockopt = NULL,
.setsockopt = NULL,
.send = psend,
.send_oam = NULL,
.phy_put = NULL,

16
drivers/atm/zatm.c
View File

@ -1515,20 +1515,6 @@ static int zatm_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg)
}
}
static int zatm_getsockopt(struct atm_vcc *vcc,int level,int optname,
void __user *optval,int optlen)
{
return -EINVAL;
}
static int zatm_setsockopt(struct atm_vcc *vcc,int level,int optname,
void __user *optval,unsigned int optlen)
{
return -EINVAL;
}
static int zatm_send(struct atm_vcc *vcc,struct sk_buff *skb)
{
int error;
@ -1582,8 +1568,6 @@ static const struct atmdev_ops ops = {
.open = zatm_open,
.close = zatm_close,
.ioctl = zatm_ioctl,
.getsockopt = zatm_getsockopt,
.setsockopt = zatm_setsockopt,
.send = zatm_send,
.phy_put = zatm_phy_put,
.phy_get = zatm_phy_get,

9
include/linux/atmdev.h
View File

@ -176,11 +176,6 @@ struct atm_dev {
#define ATM_OF_IMMED 1 /* Attempt immediate delivery */
#define ATM_OF_INRATE 2 /* Attempt in-rate delivery */
/*
* ioctl, getsockopt, and setsockopt are optional and can be set to NULL.
*/
struct atmdev_ops { /* only send is required */
void (*dev_close)(struct atm_dev *dev);
int (*open)(struct atm_vcc *vcc);
@ -190,10 +185,6 @@ struct atmdev_ops { /* only send is required */
int (*compat_ioctl)(struct atm_dev *dev,unsigned int cmd,
void __user *arg);
#endif
int (*getsockopt)(struct atm_vcc *vcc,int level,int optname,
void __user *optval,int optlen);
int (*setsockopt)(struct atm_vcc *vcc,int level,int optname,
void __user *optval,unsigned int optlen);
int (*send)(struct atm_vcc *vcc,struct sk_buff *skb);
int (*send_oam)(struct atm_vcc *vcc,void *cell,int flags);
void (*phy_put)(struct atm_dev *dev,unsigned char value,

14
net/atm/common.c
View File

@ -782,13 +782,8 @@ int vcc_setsockopt(struct socket *sock, int level, int optname,
vcc->atm_options &= ~ATM_ATMOPT_CLP;
return 0;
default:
if (level == SOL_SOCKET)
return -EINVAL;
break;
}
if (!vcc->dev || !vcc->dev->ops->setsockopt)
return -EINVAL;
return vcc->dev->ops->setsockopt(vcc, level, optname, optval, optlen);
}
}
int vcc_getsockopt(struct socket *sock, int level, int optname,
@ -826,13 +821,8 @@ int vcc_getsockopt(struct socket *sock, int level, int optname,
return copy_to_user(optval, &pvc, sizeof(pvc)) ? -EFAULT : 0;
}
default:
if (level == SOL_SOCKET)
return -EINVAL;
break;
}
if (!vcc->dev || !vcc->dev->ops->getsockopt)
return -EINVAL;
return vcc->dev->ops->getsockopt(vcc, level, optname, optval, len);
}
}
int register_atmdevice_notifier(struct notifier_block *nb)