wext: Pass iwreq pointer down into standard/private handlers.

They have no need to see the object as an ifreq.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/wireless/wext.c b/net/wireless/wext.c
index 929d24120f37c7ad8231a26077fb86943fdd9769..e9c88172ec55f951a39c1ec103b4a8a9b470750e 100644 (file)
--- a/net/wireless/wext.c
+++ b/net/wireless/wext.c
@@ -832,11 +832,10 @@ out:
  * user space and kernel space.
  */
 static int ioctl_standard_call(struct net_device *     dev,
-                              struct ifreq *           ifr,
+                              struct iwreq             *iwr,
                               unsigned int             cmd,
                               iw_handler               handler)
 {
-       struct iwreq *                          iwr = (struct iwreq *) ifr;
        const struct iw_ioctl_description *     descr;
        struct iw_request_info                  info;
        int                                     ret = -EINVAL;
@@ -984,10 +983,9 @@ out:
        return err;
 }
 
-static int ioctl_private_call(struct net_device *dev, struct ifreq *ifr,
+static int ioctl_private_call(struct net_device *dev, struct iwreq *iwr,
                              unsigned int cmd, iw_handler handler)
 {
-       struct iwreq *iwr = (struct iwreq *) ifr;
        int extra_size = 0, ret = -EINVAL;
        const struct iw_priv_args *descr;
        struct iw_request_info info;
@@ -1015,7 +1013,7 @@ static int ioctl_private_call(struct net_device *dev, struct ifreq *ifr,
 }
 
 /* ---------------------------------------------------------------- */
-typedef int (*wext_ioctl_func)(struct net_device *, struct ifreq *,
+typedef int (*wext_ioctl_func)(struct net_device *, struct iwreq *,
                               unsigned int, iw_handler);
 
 /*
@@ -1027,6 +1025,7 @@ static int wireless_process_ioctl(struct net *net, struct ifreq *ifr,
                                  wext_ioctl_func standard,
                                  wext_ioctl_func private)
 {
+       struct iwreq *iwr = (struct iwreq *) ifr;
        struct net_device *dev;
        iw_handler      handler;
 
@@ -1041,11 +1040,11 @@ static int wireless_process_ioctl(struct net *net, struct ifreq *ifr,
         * Note that 'cmd' is already filtered in dev_ioctl() with
         * (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST) */
        if (cmd == SIOCGIWSTATS)
-               return standard(dev, ifr, cmd,
+               return standard(dev, iwr, cmd,
                                &iw_handler_get_iwstats);
 
        if (cmd == SIOCGIWPRIV && dev->wireless_handlers)
-               return standard(dev, ifr, cmd,
+               return standard(dev, iwr, cmd,
                                &iw_handler_get_private);
 
        /* Basic check */
@@ -1057,9 +1056,9 @@ static int wireless_process_ioctl(struct net *net, struct ifreq *ifr,
        if (handler) {
                /* Standard and private are not the same */
                if (cmd < SIOCIWFIRSTPRIV)
-                       return standard(dev, ifr, cmd, handler);
+                       return standard(dev, iwr, cmd, handler);
                else
-                       return private(dev, ifr, cmd, handler);
+                       return private(dev, iwr, cmd, handler);
        }
        /* Old driver API : call driver ioctl handler */
        if (dev->do_ioctl)