3 files changed, 33 insertions, 8 deletions

diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index e2c33c06190..cd8f04afed8 100644
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -297,8 +297,8 @@ static ssize_t cosa_write(struct file *file,
 static unsigned int cosa_poll(struct file *file, poll_table *poll);
 static int cosa_open(struct inode *inode, struct file *file);
 static int cosa_release(struct inode *inode, struct file *file);
-static int cosa_chardev_ioctl(struct inode *inode, struct file *file,
-	unsigned int cmd, unsigned long arg);
+static long cosa_chardev_ioctl(struct file *file, unsigned int cmd,
+				unsigned long arg);
 #ifdef COSA_FASYNC_WORKING
 static int cosa_fasync(struct inode *inode, struct file *file, int on);
 #endif
@@ -309,7 +309,7 @@ static const struct file_operations cosa_fops = {
 	.read		= cosa_read,
 	.write		= cosa_write,
 	.poll		= cosa_poll,
-	.ioctl		= cosa_chardev_ioctl,
+	.unlocked_ioctl	= cosa_chardev_ioctl,
 	.open		= cosa_open,
 	.release	= cosa_release,
 #ifdef COSA_FASYNC_WORKING
@@ -1204,12 +1204,18 @@ static int cosa_net_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 	return hdlc_ioctl(dev, ifr, cmd);
 }
 
-static int cosa_chardev_ioctl(struct inode *inode, struct file *file,
-	unsigned int cmd, unsigned long arg)
+static long cosa_chardev_ioctl(struct file *file, unsigned int cmd,
+							unsigned long arg)
 {
 	struct channel_data *channel = file->private_data;
-	struct cosa_data *cosa = channel->cosa;
-	return cosa_ioctl_common(cosa, channel, cmd, arg);
+	struct cosa_data *cosa;
+	long ret;
+
+	lock_kernel();
+	cosa = channel->cosa;
+	ret = cosa_ioctl_common(cosa, channel, cmd, arg);
+	unlock_kernel();
+	return ret;
 }
 
 
diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index 07d00b4cf48..3f759daf3ca 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -1128,7 +1128,7 @@ done:
         init_timer(&dpriv->timer);
         dpriv->timer.expires = jiffies + 10*HZ;
         dpriv->timer.data = (unsigned long)dev;
-        dpriv->timer.function = &dscc4_timer;
+	dpriv->timer.function = dscc4_timer;
         add_timer(&dpriv->timer);
 	netif_carrier_on(dev);
 
diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index 27945049c9e..3c325d77939 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -33,6 +33,7 @@
 #include <linux/lapb.h>
 #include <linux/init.h>
 #include <linux/rtnetlink.h>
+#include <linux/compat.h>
 #include "x25_asy.h"
 
 #include <net/x25device.h>
@@ -705,6 +706,21 @@ static int x25_asy_ioctl(struct tty_struct *tty, struct file *file,
 	}
 }
 
+#ifdef CONFIG_COMPAT
+static long x25_asy_compat_ioctl(struct tty_struct *tty, struct file *file,
+			 unsigned int cmd,  unsigned long arg)
+{
+	switch (cmd) {
+	case SIOCGIFNAME:
+	case SIOCSIFHWADDR:
+		return x25_asy_ioctl(tty, file, cmd,
+				     (unsigned long)compat_ptr(arg));
+	}
+
+	return -ENOIOCTLCMD;
+}
+#endif
+
 static int x25_asy_open_dev(struct net_device *dev)
 {
 	struct x25_asy *sl = netdev_priv(dev);
@@ -754,6 +770,9 @@ static struct tty_ldisc_ops x25_ldisc = {
 	.open		= x25_asy_open_tty,
 	.close		= x25_asy_close_tty,
 	.ioctl		= x25_asy_ioctl,
+#ifdef CONFIG_COMPAT
+	.compat_ioctl	= x25_asy_compat_ioctl,
+#endif
 	.receive_buf	= x25_asy_receive_buf,
 	.write_wakeup	= x25_asy_write_wakeup,
 };