[WEXT]: Pull top-level ioctl dispatch logic into helper function.
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
net/wireless/wext.c | 26 ++++++++++++++++++++------
1 files changed, 20 insertions(+), 6 deletions(-)
diff --git a/net/wireless/wext.c b/net/wireless/wext.c
index 18fa13c..03b0051 100644
--- a/net/wireless/wext.c
+++ b/net/wireless/wext.c
@@ -1111,8 +1111,10 @@ static int wext_permission_check(unsigned int cmd)
}
/* entry point from dev ioctl */
-int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd,
- void __user *arg)
+static int wext_ioctl_dispatch(struct net *net, struct ifreq *ifr,
+ unsigned int cmd,
+ wext_ioctl_func standard,
+ wext_ioctl_func private)
{
int ret = wext_permission_check(cmd);
@@ -1121,12 +1123,24 @@ int wext_handle_ioctl(struct net *net, struct ifreq
*ifr, unsigned int cmd,
dev_load(net, ifr->ifr_name);
rtnl_lock();
- ret = wireless_process_ioctl(net, ifr, cmd,
- ioctl_standard_call,
- ioctl_private_call);
+ ret = wireless_process_ioctl(net, ifr, cmd, standard, private);
rtnl_unlock();
- if (IW_IS_GET(cmd) && copy_to_user(arg, ifr, sizeof(struct iwreq)))
+
+ return ret;
+}
+
+int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd,
+ void __user *arg)
+{
+ int ret = wext_ioctl_dispatch(net, ifr, cmd,
+ ioctl_standard_call,
+ ioctl_private_call);
+
+ if (ret > 0 &&
+ IW_IS_GET(cmd) &&
+ copy_to_user(arg, ifr, sizeof(struct iwreq)))
return -EFAULT;
+
return ret;
}
--
1.5.4.rc1
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