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Commit d8eb7e26 authored by Kees Cook's avatar Kees Cook Committed by David S. Miller
Browse files

net/wireless/ray_cs: Convert timers to use timer_setup() 



In preparation for unconditionally passing the struct timer_list pointer to
all timer callbacks, switch to using the new timer_setup() and from_timer()
to pass the timer pointer explicitly.

Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: linux-wireless@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: default avatarKees Cook <keescook@chromium.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2183c1a6

drivers/net/wireless/ray_cs.c

+24 −29
Original line number Diff line number Diff line
@@ -92,7 +92,7 @@ static const struct iw_handler_def ray_handler_def; 
/***** Prototypes for raylink functions **************************************/

static void authenticate(ray_dev_t *local);

static int build_auth_frame(ray_dev_t *local, UCHAR *dest, int auth_type);

static void authenticate_timeout(u_long);

static void authenticate_timeout(struct timer_list *t);

static int get_free_ccs(ray_dev_t *local);

static int get_free_tx_ccs(ray_dev_t *local);

static void init_startup_params(ray_dev_t *local);
@@ -102,7 +102,7 @@ static int ray_init(struct net_device *dev); 
static int interrupt_ecf(ray_dev_t *local, int ccs);

static void ray_reset(struct net_device *dev);

static void ray_update_parm(struct net_device *dev, UCHAR objid, UCHAR *value, int len);

static void verify_dl_startup(u_long);

static void verify_dl_startup(struct timer_list *t);



/* Prototypes for interrpt time functions **********************************/

static irqreturn_t ray_interrupt(int reg, void *dev_id);
@@ -120,9 +120,8 @@ static void associate(ray_dev_t *local); 


/* Card command functions */

static int dl_startup_params(struct net_device *dev);

static void join_net(u_long local);

static void start_net(u_long local);

/* void start_net(ray_dev_t *local); */

static void join_net(struct timer_list *t);

static void start_net(struct timer_list *t);



/*===========================================================================*/

/* Parameters that can be set with 'insmod' */
@@ -323,7 +322,7 @@ static int ray_probe(struct pcmcia_device *p_dev) 
	dev_dbg(&p_dev->dev, "ray_cs ray_attach calling ether_setup.)\n");

	netif_stop_queue(dev);



	init_timer(&local->timer);

	timer_setup(&local->timer, NULL, 0);



	this_device = p_dev;

	return ray_config(p_dev);
@@ -570,8 +569,7 @@ static int dl_startup_params(struct net_device *dev) 
	local->card_status = CARD_DL_PARAM;

	/* Start kernel timer to wait for dl startup to complete. */

	local->timer.expires = jiffies + HZ / 2;

	local->timer.data = (long)local;

	local->timer.function = verify_dl_startup;

	local->timer.function = (TIMER_FUNC_TYPE)verify_dl_startup;

	add_timer(&local->timer);

	dev_dbg(&link->dev,

	      "ray_cs dl_startup_params started timer for verify_dl_startup\n");
@@ -641,9 +639,9 @@ static void init_startup_params(ray_dev_t *local) 
} /* init_startup_params */



/*===========================================================================*/

static void verify_dl_startup(u_long data)

static void verify_dl_startup(struct timer_list *t)

{

	ray_dev_t *local = (ray_dev_t *) data;

	ray_dev_t *local = from_timer(local, t, timer);

	struct ccs __iomem *pccs = ccs_base(local) + local->dl_param_ccs;

	UCHAR status;

	struct pcmcia_device *link = local->finder;
@@ -676,16 +674,16 @@ static void verify_dl_startup(u_long data) 
		return;

	}

	if (local->sparm.b4.a_network_type == ADHOC)

		start_net((u_long) local);

		start_net(&local->timer);

	else

		join_net((u_long) local);

		join_net(&local->timer);

} /* end verify_dl_startup */



/*===========================================================================*/

/* Command card to start a network */

static void start_net(u_long data)

static void start_net(struct timer_list *t)

{

	ray_dev_t *local = (ray_dev_t *) data;

	ray_dev_t *local = from_timer(local, t, timer);

	struct ccs __iomem *pccs;

	int ccsindex;

	struct pcmcia_device *link = local->finder;
@@ -710,9 +708,9 @@ static void start_net(u_long data) 


/*===========================================================================*/

/* Command card to join a network */

static void join_net(u_long data)

static void join_net(struct timer_list *t)

{

	ray_dev_t *local = (ray_dev_t *) data;

	ray_dev_t *local = from_timer(local, t, timer);



	struct ccs __iomem *pccs;

	int ccsindex;
@@ -1639,13 +1637,13 @@ static int get_free_ccs(ray_dev_t *local) 
} /* get_free_ccs */



/*===========================================================================*/

static void authenticate_timeout(u_long data)

static void authenticate_timeout(struct timer_list *t)

{

	ray_dev_t *local = (ray_dev_t *) data;

	ray_dev_t *local = from_timer(local, t, timer);

	del_timer(&local->timer);

	printk(KERN_INFO "ray_cs Authentication with access point failed"

	       " - timeout\n");

	join_net((u_long) local);

	join_net(&local->timer);

}



/*===========================================================================*/
@@ -1945,17 +1943,16 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) 


				del_timer(&local->timer);

				local->timer.expires = jiffies + HZ * 5;

				local->timer.data = (long)local;

				if (status == CCS_START_NETWORK) {

					dev_dbg(&link->dev,

					      "ray_cs interrupt network \"%s\" start failed\n",

					      memtmp);

					local->timer.function = start_net;

					local->timer.function = (TIMER_FUNC_TYPE)start_net;

				} else {

					dev_dbg(&link->dev,

					      "ray_cs interrupt network \"%s\" join failed\n",

					      memtmp);

					local->timer.function = join_net;

					local->timer.function = (TIMER_FUNC_TYPE)join_net;

				}

				add_timer(&local->timer);

			}
@@ -1967,7 +1964,7 @@ static irqreturn_t ray_interrupt(int irq, void *dev_id) 
			} else {

				dev_dbg(&link->dev, "ray_cs association failed,\n");

				local->card_status = CARD_ASSOC_FAILED;

				join_net((u_long) local);

				join_net(&local->timer);

			}

			break;

		case CCS_TX_REQUEST:
@@ -2420,12 +2417,11 @@ static void authenticate(ray_dev_t *local) 


	del_timer(&local->timer);

	if (build_auth_frame(local, local->bss_id, OPEN_AUTH_REQUEST)) {

		local->timer.function = join_net;

		local->timer.function = (TIMER_FUNC_TYPE)join_net;

	} else {

		local->timer.function = authenticate_timeout;

		local->timer.function = (TIMER_FUNC_TYPE)authenticate_timeout;

	}

	local->timer.expires = jiffies + HZ * 2;

	local->timer.data = (long)local;

	add_timer(&local->timer);

	local->authentication_state = AWAITING_RESPONSE;

} /* end authenticate */
@@ -2468,7 +2464,7 @@ static void rx_authenticate(ray_dev_t *local, struct rcs __iomem *prcs, 
				} else {

					pr_debug("Authentication refused\n");

					local->card_status = CARD_AUTH_REFUSED;

					join_net((u_long) local);

					join_net(&local->timer);

					local->authentication_state =

					    UNAUTHENTICATED;

				}
@@ -2506,8 +2502,7 @@ static void associate(ray_dev_t *local) 


		del_timer(&local->timer);

		local->timer.expires = jiffies + HZ * 2;

		local->timer.data = (long)local;

		local->timer.function = join_net;

		local->timer.function = (TIMER_FUNC_TYPE)join_net;

		add_timer(&local->timer);

		local->card_status = CARD_ASSOC_FAILED;

		return;