diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/n_gsm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index a60be591f1fc..d30525946892 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -2613,6 +2613,7 @@ static int gsmld_ioctl(struct tty_struct *tty, struct file *file, { struct gsm_config c; struct gsm_mux *gsm = tty->disc_data; + unsigned int base; switch (cmd) { case GSMIOC_GETCONF: @@ -2624,6 +2625,9 @@ static int gsmld_ioctl(struct tty_struct *tty, struct file *file, if (copy_from_user(&c, (void *)arg, sizeof(c))) return -EFAULT; return gsm_config(gsm, &c); + case GSMIOC_GETFIRST: + base = mux_num_to_base(gsm); + return put_user(base + 1, (__u32 __user *)arg); default: return n_tty_ioctl_helper(tty, file, cmd, arg); } |