diff options
Diffstat (limited to 'drivers/net/wan/x25_asy.c')
| -rw-r--r-- | drivers/net/wan/x25_asy.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c index 27945049c9e1..b9f520b7db6a 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> @@ -656,8 +657,8 @@ static void x25_asy_unesc(struct x25_asy *sl, unsigned char s) switch (s) { case X25_END: - if (!test_and_clear_bit(SLF_ERROR, &sl->flags) - && sl->rcount > 2) + if (!test_and_clear_bit(SLF_ERROR, &sl->flags) && + sl->rcount > 2) x25_asy_bump(sl); clear_bit(SLF_ESCAPE, &sl->flags); sl->rcount = 0; @@ -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, }; |