Commit 7ad711b4 authored by Matvejchikov Ilya's avatar Matvejchikov Ilya Committed by David S. Miller
Browse files

slcan: remove unused 'leased', 'line' and 'pid' fields from the 'slcan' structure 



Signed-off-by: default avatarMatvejchikov Ilya <matvejchikov@gmail.com>
Acked-by: default avatarOliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a9481a38

drivers/net/can/slcan.c

+1 −9
Original line number Diff line number Diff line
@@ -96,10 +96,6 @@ struct slcan { 
	unsigned long		flags;		/* Flag values/ mode etc     */

#define SLF_INUSE		0		/* Channel in use            */

#define SLF_ERROR		1               /* Parity, etc. error        */



	unsigned char		leased;

	dev_t			line;

	pid_t			pid;

};



static struct net_device **slcan_devs;
@@ -446,7 +442,7 @@ static void slc_sync(void) 
			break;



		sl = netdev_priv(dev);

		if (sl->tty || sl->leased)

		if (sl->tty)

			continue;

		if (dev->flags & IFF_UP)

			dev_close(dev);
@@ -534,8 +530,6 @@ static int slcan_open(struct tty_struct *tty) 


	sl->tty = tty;

	tty->disc_data = sl;

	sl->line = tty_devnum(tty);

	sl->pid = current->pid;



	if (!test_bit(SLF_INUSE, &sl->flags)) {

		/* Perform the low-level SLCAN initialization. */
@@ -586,8 +580,6 @@ static void slcan_close(struct tty_struct *tty) 


	tty->disc_data = NULL;

	sl->tty = NULL;

	if (!sl->leased)

		sl->line = 0;



	/* Flush network side */

	unregister_netdev(sl->dev);