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lift handling of SIOCIW... out of dev_ioctl()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2017-10-01 20:13:08 -04:00
parent 4cf808e7ac
commit b1b0c24506
4 changed files with 12 additions and 25 deletions
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13
net/wireless/wext-core.c
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@@ -1035,18 +1035,23 @@ static int ioctl_standard_call(struct net_device * dev,
}
int wext_handle_ioctl(struct net *net, struct iwreq *iwr, unsigned int cmd,
void __user *arg)
int wext_handle_ioctl(struct net *net, unsigned int cmd, void __user *arg)
{
struct iw_request_info info = { .cmd = cmd, .flags = 0 };
struct iwreq iwr;
int ret;
ret = wext_ioctl_dispatch(net, iwr, cmd, &info,
if (copy_from_user(&iwr, arg, sizeof(iwr)))
return -EFAULT;
iwr.ifr_name[sizeof(iwr.ifr_name) - 1] = 0;
ret = wext_ioctl_dispatch(net, &iwr, cmd, &info,
ioctl_standard_call,
ioctl_private_call);
if (ret >= 0 &&
IW_IS_GET(cmd) &&
copy_to_user(arg, iwr, sizeof(struct iwreq)))
copy_to_user(arg, &iwr, sizeof(struct iwreq)))
return -EFAULT;
return ret;