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removed unused var real_tty on n_tty_ioctl() 

I noted that the 'struct tty_struct *real_tty' is not used in this
function, so I removed the code about 'real_tty'.

Signed-off-by: Gustavo Fernando Padovan <gustavo@las.ic.unicamp.br>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Gustavo Fernando Padovan 2008-06-23 12:07:06 +01:00 committed by Linus Torvalds
parent 36c7343b4e
commit 96a331b1d6
1 changed files with 0 additions and 7 deletions
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7
drivers/char/tty_ioctl.c
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@ -981,16 +981,9 @@ EXPORT_SYMBOL_GPL(tty_perform_flush);
int n_tty_ioctl(struct tty_struct *tty, struct file *file,
unsigned int cmd, unsigned long arg)
{
struct tty_struct *real_tty;
unsigned long flags;
int retval;
if (tty->driver->type == TTY_DRIVER_TYPE_PTY &&
tty->driver->subtype == PTY_TYPE_MASTER)
real_tty = tty->link;
else
real_tty = tty;
switch (cmd) {
case TCXONC:
retval = tty_check_change(tty);