Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / net / slip.c

diff --git a/drivers/net/slip.c b/drivers/net/slip.c
index fe3cebb..6640469 100644 (file)
--- a/drivers/net/slip.c
+++ b/drivers/net/slip.c
@@ -80,6 +80,7 @@
 #include <linux/rtnetlink.h>
 #include <linux/if_arp.h>
 #include <linux/if_slip.h>
+#include <linux/compat.h>
 #include <linux/delay.h>
 #include <linux/init.h>
 #include "slip.h"
@@ -1169,6 +1170,27 @@ static int slip_ioctl(struct tty_struct *tty, struct file *file,
        }
 }
 
+#ifdef CONFIG_COMPAT
+static long slip_compat_ioctl(struct tty_struct *tty, struct file *file,
+                                       unsigned int cmd, unsigned long arg)
+{
+       switch (cmd) {
+       case SIOCGIFNAME:
+       case SIOCGIFENCAP:
+       case SIOCSIFENCAP:
+       case SIOCSIFHWADDR:
+       case SIOCSKEEPALIVE:
+       case SIOCGKEEPALIVE:
+       case SIOCSOUTFILL:
+       case SIOCGOUTFILL:
+               return slip_ioctl(tty, file, cmd,
+                                 (unsigned long)compat_ptr(arg));
+       }
+
+       return -ENOIOCTLCMD;
+}
+#endif
+
 /* VSV changes start here */
 #ifdef CONFIG_SLIP_SMART
 /* function do_ioctl called from net/core/dev.c
@@ -1261,6 +1283,9 @@ static struct tty_ldisc_ops sl_ldisc = {
        .close          = slip_close,
        .hangup         = slip_hangup,
        .ioctl          = slip_ioctl,
+#ifdef CONFIG_COMPAT
+       .compat_ioctl   = slip_compat_ioctl,
+#endif
        .receive_buf    = slip_receive_buf,
        .write_wakeup   = slip_write_wakeup,
 };