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Commit 706ddd60 authored by Daniel Walker's avatar Daniel Walker Committed by John W. Linville
Browse files

ps3: gelic: scan_lock semaphore to mutex 



Signed-off-by: default avatarDaniel Walker <dwalker@mvista.com>
Acked-by: default avatarMasakazu Mokuno <mokuno@sm.sony.co.jp>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent b77ec4ca

drivers/net/ps3_gelic_wireless.c

+9 −9
Original line number Diff line number Diff line
@@ -695,7 +695,7 @@ static int gelic_wl_get_scan(struct net_device *netdev, 
	unsigned long this_time = jiffies;



	pr_debug("%s: <-\n", __func__);

	if (down_interruptible(&wl->scan_lock))

	if (mutex_lock_interruptible(&wl->scan_lock))

		return -EAGAIN;



	switch (wl->scan_stat) {
@@ -733,7 +733,7 @@ static int gelic_wl_get_scan(struct net_device *netdev, 
	wrqu->data.length = ev - extra;

	wrqu->data.flags = 0;

out:

	up(&wl->scan_lock);

	mutex_unlock(&wl->scan_lock);

	pr_debug("%s: -> %d %d\n", __func__, ret, wrqu->data.length);

	return ret;

}
@@ -1554,7 +1554,7 @@ static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan) 
	int ret = 0;



	pr_debug("%s: <- always=%d\n", __func__, always_scan);

	if (down_interruptible(&wl->scan_lock))

	if (mutex_lock_interruptible(&wl->scan_lock))

		return -ERESTARTSYS;



	/*
@@ -1588,7 +1588,7 @@ static int gelic_wl_start_scan(struct gelic_wl_info *wl, int always_scan) 
	}

	kfree(cmd);

out:

	up(&wl->scan_lock);

	mutex_unlock(&wl->scan_lock);

	pr_debug("%s: ->\n", __func__);

	return ret;

}
@@ -1610,7 +1610,7 @@ static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl) 
	DECLARE_MAC_BUF(mac);



	pr_debug("%s:start\n", __func__);

	down(&wl->scan_lock);

	mutex_lock(&wl->scan_lock);



	if (wl->scan_stat != GELIC_WL_SCAN_STAT_SCANNING) {

		/*
@@ -1727,7 +1727,7 @@ static void gelic_wl_scan_complete_event(struct gelic_wl_info *wl) 
			    NULL);

out:

	complete(&wl->scan_done);

	up(&wl->scan_lock);

	mutex_unlock(&wl->scan_lock);

	pr_debug("%s:end\n", __func__);

}
@@ -2282,7 +2282,7 @@ static void gelic_wl_assoc_worker(struct work_struct *work) 
	wait_for_completion(&wl->scan_done);



	pr_debug("%s: scan done\n", __func__);

	down(&wl->scan_lock);

	mutex_lock(&wl->scan_lock);

	if (wl->scan_stat != GELIC_WL_SCAN_STAT_GOT_LIST) {

		gelic_wl_send_iwap_event(wl, NULL);

		pr_info("%s: no scan list. association failed\n", __func__);
@@ -2302,7 +2302,7 @@ static void gelic_wl_assoc_worker(struct work_struct *work) 
	if (ret)

		pr_info("%s: association failed %d\n", __func__, ret);

scan_lock_out:

	up(&wl->scan_lock);

	mutex_unlock(&wl->scan_lock);

out:

	up(&wl->assoc_stat_lock);

}
@@ -2431,7 +2431,7 @@ static struct net_device *gelic_wl_alloc(struct gelic_card *card) 


	INIT_DELAYED_WORK(&wl->event_work, gelic_wl_event_worker);

	INIT_DELAYED_WORK(&wl->assoc_work, gelic_wl_assoc_worker);

	init_MUTEX(&wl->scan_lock);

	mutex_init(&wl->scan_lock);

	init_MUTEX(&wl->assoc_stat_lock);



	init_completion(&wl->scan_done);

drivers/net/ps3_gelic_wireless.h

+1 −1
Original line number Diff line number Diff line
@@ -241,7 +241,7 @@ enum gelic_wl_assoc_state { 
#define GELIC_WEP_KEYS 4

struct gelic_wl_info {

	/* bss list */

	struct semaphore scan_lock;

	struct mutex scan_lock;

	struct list_head network_list;

	struct list_head network_free_list;

	struct gelic_wl_scan_info *networks;