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Commit d7ce20b2 authored by Adrian Bunk's avatar Adrian Bunk Committed by Linus Torvalds
Browse files

remove is_tty() 



This patch removes the no longer used is_tty().

Signed-off-by: default avatarAdrian Bunk <bunk@kernel.org>
Acked-by: default avatarAlan Cox <alan@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent d36e74c4

drivers/char/tty_io.c

+0 −13
Original line number Diff line number Diff line
@@ -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;