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wext: Dispatch and handle compat ioctls entirely in net/wireless/wext.c

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Next we can kill the hacks in fs/compat_ioctl.c and also
dispatch compat ioctls down into the driver and 80211 protocol
helper layers in order to handle iw_point objects embedded in
stream replies which need to be translated.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2008-06-03 09:14:03 -07:00
commit 87de87d5e4
5 changed files with 134 additions and 6 deletions
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13
include/linux/wireless.h
View file

@ -677,6 +677,19 @@ struct iw_point
__u16 flags; /* Optional params */
};
#ifdef __KERNEL__
#ifdef CONFIG_COMPAT
#include <linux/compat.h>
struct compat_iw_point {
compat_caddr_t pointer;
__u16 length;
__u16 flags;
};
#endif
#endif
/*
* A frequency
* For numbers lower than 10^9, we encode the number in 'm' and

7
include/net/wext.h
View file

@ -12,6 +12,8 @@ extern int wext_proc_init(struct net *net);
extern void wext_proc_exit(struct net *net);
extern int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd,
void __user *arg);
extern int compat_wext_handle_ioctl(struct net *net, unsigned int cmd,
unsigned long arg);
#else
static inline int wext_proc_init(struct net *net)
{
@ -26,6 +28,11 @@ static inline int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned
{
return -EINVAL;
}
static inline int compat_wext_handle_ioctl(struct net *net, unsigned int cmd,
unsigned long arg)
{
return -EINVAL;
}
#endif
#endif /* __NET_WEXT_H */