'state' variable is only set but never read in amiserial's shutdown.
Drop it.
It was like this since the driver was added to the tree as far as I can
tell.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210714091314.8292-11-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
static void shutdown(struct tty_struct *tty, struct serial_state *info)
{
unsigned long flags;
- struct serial_state *state;
if (!tty_port_initialized(&info->tport))
return;
- state = info;
-
#ifdef SERIAL_DEBUG_OPEN
printk("Shutting down serial port %d ....\n", info->line);
#endif