diff options
| author | Lidza Louina | 2013-08-13 21:49:56 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2013-08-14 23:06:13 +0200 |
| commit | 9b03ffaf7fb99316a2c21302e9dc1e4fef18a420 (patch) | |
| tree | 8f77848218e6a358d15f5dce0be2faa1ba07bb86 /drivers/staging/dgnc/dgnc_tty.c | |
| parent | staging: dgnc: dereferences ts var in dgnc_tty_close() (diff) | |
| download | kernel-qcow2-linux-9b03ffaf7fb99316a2c21302e9dc1e4fef18a420.tar.gz kernel-qcow2-linux-9b03ffaf7fb99316a2c21302e9dc1e4fef18a420.tar.xz kernel-qcow2-linux-9b03ffaf7fb99316a2c21302e9dc1e4fef18a420.zip | |
staging: dgcn: removes unnecessary commands in ioctl
The commands TIOCGETP, TCGETS, and TCGETA are not supposed to be seen by
the ioctl. This patch removes the switch cases for these commands.
Signed-off-by: Lidza Louina <lidza.louina@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/dgnc/dgnc_tty.c')
| -rw-r--r-- | drivers/staging/dgnc/dgnc_tty.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c index c174bf8063eb..9dbe7bd0d2ff 100644 --- a/drivers/staging/dgnc/dgnc_tty.c +++ b/drivers/staging/dgnc/dgnc_tty.c @@ -3336,40 +3336,6 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, struct file *file, unsigned in /* pretend we didn't recognize this IOCTL */ DGNC_UNLOCK(ch->ch_lock, lock_flags); return(-ENOIOCTLCMD); - -#ifdef TIOCGETP - case TIOCGETP: -#endif - case TCGETS: - case TCGETA: -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,30) - if (tty->ldisc->ops->ioctl) { -#else - if (tty->ldisc.ops->ioctl) { -#endif - int retval = (-ENXIO); - - DGNC_UNLOCK(ch->ch_lock, lock_flags); - - if (tty->termios) { -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,30) - retval = ((tty->ldisc->ops->ioctl) (tty, file, cmd, arg)); -#else - retval = ((tty->ldisc.ops->ioctl) (tty, file, cmd, arg)); -#endif - } - - DPR_IOCTL(("dgnc_tty_ioctl (LINE:%d) finish on port %d - cmd %s (%x), arg %lx\n", - __LINE__, ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg)); - return(retval); - } - - DGNC_UNLOCK(ch->ch_lock, lock_flags); - DPR_IOCTL(("dgnc_tty_ioctl (LINE:%d) finish on port %d - cmd %s (%x), arg %lx\n", - __LINE__, ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg)); - - return(-ENOIOCTLCMD); - case TCSETSF: case TCSETSW: /* |