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tty: Remove unused drop() method from tty_port interface

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Although originally conceived as a hook for port drivers to know
when a port reference is dropped, no driver uses this method.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Hurley 2013-09-18 20:47:06 -04:00 • committed by Greg Kroah-Hartman
parent e3bfea23a6
commit 469d6d0631
2 changed files with 1 additions and 6 deletions
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1
include/linux/tty.h
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@ -180,7 +180,6 @@ struct tty_port_operations {
IFF the port was initialized. Do not use to free resources. Called
under the port mutex to serialize against activate/shutdowns */
void (*shutdown)(struct tty_port *port);
void (*drop)(struct tty_port *port);
/* Called under the port mutex from tty_port_open, serialized using
the port mutex */
/* FIXME: long term getting the tty argument *out* of this would be