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remove is_tty()

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This patch removes the no longer used is_tty().

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Adrian Bunk 2008-07-23 21:26:47 -07:00 committed by Linus Torvalds
parent d36e74c439
commit d7ce20b202
1 changed files with 0 additions and 13 deletions
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13
drivers/char/tty_io.c
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@ -1119,19 +1119,6 @@ int tty_hung_up_p(struct file *filp)
EXPORT_SYMBOL(tty_hung_up_p);
/**
* is_tty - checker whether file is a TTY
* @filp: file handle that may be a tty
*
* Check if the file handle is a tty handle.
*/
int is_tty(struct file *filp)
{
return filp->f_op->read == tty_read
|| filp->f_op->read == hung_up_tty_read;
}
static void session_clear_tty(struct pid *session)
{
struct task_struct *p;