diff options
| author | Matthias Urlichs <smurf@smurf.noris.de> | 2008-08-12 10:12:09 +0200 |
|---|---|---|
| committer | Karsten Keil <kkeil@suse.de> | 2009-01-09 22:44:23 +0100 |
| commit | 8b6015f736125050722dbe59c4f943e78cd626f0 (patch) | |
| tree | a49553861b2b848c23306703c53b877a96a58624 /drivers | |
| parent | 9776ef0829ed33e8f36d9e7d859d00cc91c54ffd (diff) | |
mISDN: Added an ioctl to change the device name
To get persistent device names with hotplug we need to rename devices
sometime.
Signed-off-by: Matthias Urlichs <matthias@urlichs.de>
Signed-off-by: Karsten Keil <kkeil@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/isdn/mISDN/socket.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c index 37a2de18cfd..98fa6c4a4bd 100644 --- a/drivers/isdn/mISDN/socket.c +++ b/drivers/isdn/mISDN/socket.c @@ -645,6 +645,21 @@ base_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) } else err = -ENODEV; break; + case IMSETDEVNAME: + { + struct mISDN_devrename dn; + if (copy_from_user(&dn, (void __user *)arg, + sizeof(dn))) { + err = -EFAULT; + break; + } + dev = get_mdevice(dn.id); + if (dev) + strlcpy(dev->name, dn.name, MISDN_MAX_IDLEN); + else + err = -ENODEV; + } + break; default: err = -EINVAL; } |