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nozomi: Fix close on error 

Nozomi assumes the close method isn't called if open errors. The tty layer
is different to other drives in this respect however. Pointed out by Denis J
Barrow.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alan Cox 2008-10-13 10:35:33 +01:00 committed by Linus Torvalds
parent 0c8946d97a
commit 716da631ae
1 changed files with 4 additions and 1 deletions
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5
drivers/char/nozomi.c
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@ -1599,7 +1599,10 @@ static int ntty_open(struct tty_struct *tty, struct file *file)
return 0;
}
/* Called when the userspace process close the tty, /dev/noz*. */
/* Called when the userspace process close the tty, /dev/noz*. Also
called immediately if ntty_open fails in which case tty->driver_data
will be NULL an we exit by the first return */
static void ntty_close(struct tty_struct *tty, struct file *file)
{
struct nozomi *dc = get_dc_by_tty(tty);