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ipwireless: remove unused ipw_tty::closing 

It's only set, but never read because commit 01261cb943 ("tty:
ipwireless: Remove tty->closing abort from ipw_open()") removed last use
of tty::closing.

Cc: Jiri Kosina <jikos@kernel.org>
Cc: David Sterba <dsterba@suse.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210610090307.2689-1-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-06-10 11:03:07 +02:00 committed by Greg Kroah-Hartman
parent a7770a4bfc
commit fb524360f5
1 changed files with 0 additions and 2 deletions
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2
drivers/tty/ipwireless/tty.c
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@ -54,7 +54,6 @@ struct ipw_tty {
unsigned int control_lines;
struct mutex ipw_tty_mutex;
int tx_bytes_queued;
int closing;
};
static struct ipw_tty *ttys[IPWIRELESS_PCMCIA_MINORS];
@ -525,7 +524,6 @@ void ipwireless_tty_free(struct ipw_tty *tty)
printk(KERN_INFO IPWIRELESS_PCCARD_NAME
": deregistering %s device ttyIPWp%d\n",
tty_type_name(ttyj->tty_type), j);
ttyj->closing = 1;
if (ttyj->port.tty != NULL) {
mutex_unlock(&ttyj->ipw_tty_mutex);
tty_vhangup(ttyj->port.tty);