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Commit d15b8459 authored by Joe Perches's avatar Joe Perches Committed by John W. Linville
Browse files

mac80211: Remove unnecessary OOM logging messages 



Removing unnecessary messages saves code and text.

Site specific OOM messages are duplications of a generic MM
out of memory message and aren't really useful, so just
delete them.

Signed-off-by: default avatarJoe Perches <joe@perches.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 239289e4

net/mac80211/agg-rx.c

+2 −17
Original line number Original line Diff line number Diff line
@@ -167,12 +167,8 @@ static void ieee80211_send_addba_resp(struct ieee80211_sub_if_data *sdata, u8 *d 
	u16 capab;

	u16 capab;





	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);

	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);



	if (!skb)

	if (!skb) {

		printk(KERN_DEBUG "%s: failed to allocate buffer "

		       "for addba resp frame\n", sdata->name);

		return;

		return;

	}





	skb_reserve(skb, local->hw.extra_tx_headroom);

	skb_reserve(skb, local->hw.extra_tx_headroom);

	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);

	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
@@ -279,14 +275,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local, 




	/* prepare A-MPDU MLME for Rx aggregation */

	/* prepare A-MPDU MLME for Rx aggregation */

	tid_agg_rx = kmalloc(sizeof(struct tid_ampdu_rx), GFP_KERNEL);

	tid_agg_rx = kmalloc(sizeof(struct tid_ampdu_rx), GFP_KERNEL);

	if (!tid_agg_rx) {

	if (!tid_agg_rx)

#ifdef CONFIG_MAC80211_HT_DEBUG

		if (net_ratelimit())

			printk(KERN_ERR "allocate rx mlme to tid %d failed\n",

					tid);

#endif

		goto end;

		goto end;

	}





	spin_lock_init(&tid_agg_rx->reorder_lock);

	spin_lock_init(&tid_agg_rx->reorder_lock);
@@ -306,11 +296,6 @@ void ieee80211_process_addba_request(struct ieee80211_local *local, 
	tid_agg_rx->reorder_time =

	tid_agg_rx->reorder_time =

		kcalloc(buf_size, sizeof(unsigned long), GFP_KERNEL);

		kcalloc(buf_size, sizeof(unsigned long), GFP_KERNEL);

	if (!tid_agg_rx->reorder_buf || !tid_agg_rx->reorder_time) {

	if (!tid_agg_rx->reorder_buf || !tid_agg_rx->reorder_time) {

#ifdef CONFIG_MAC80211_HT_DEBUG

		if (net_ratelimit())

			printk(KERN_ERR "can not allocate reordering buffer "

			       "to tid %d\n", tid);

#endif

		kfree(tid_agg_rx->reorder_buf);

		kfree(tid_agg_rx->reorder_buf);

		kfree(tid_agg_rx->reorder_time);

		kfree(tid_agg_rx->reorder_time);

		kfree(tid_agg_rx);

		kfree(tid_agg_rx);

net/mac80211/agg-tx.c

+8 −27
Original line number Original line Diff line number Diff line
@@ -68,11 +68,9 @@ static void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata, 




	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);

	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);





	if (!skb) {

	if (!skb)

		printk(KERN_ERR "%s: failed to allocate buffer "

				"for addba request frame\n", sdata->name);

		return;

		return;

	}



	skb_reserve(skb, local->hw.extra_tx_headroom);

	skb_reserve(skb, local->hw.extra_tx_headroom);

	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);

	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);

	memset(mgmt, 0, 24);

	memset(mgmt, 0, 24);
@@ -114,11 +112,9 @@ void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u1 
	u16 bar_control = 0;

	u16 bar_control = 0;





	skb = dev_alloc_skb(sizeof(*bar) + local->hw.extra_tx_headroom);

	skb = dev_alloc_skb(sizeof(*bar) + local->hw.extra_tx_headroom);

	if (!skb) {

	if (!skb)

		printk(KERN_ERR "%s: failed to allocate buffer for "

			"bar frame\n", sdata->name);

		return;

		return;

	}



	skb_reserve(skb, local->hw.extra_tx_headroom);

	skb_reserve(skb, local->hw.extra_tx_headroom);

	bar = (struct ieee80211_bar *)skb_put(skb, sizeof(*bar));

	bar = (struct ieee80211_bar *)skb_put(skb, sizeof(*bar));

	memset(bar, 0, sizeof(*bar));

	memset(bar, 0, sizeof(*bar));
@@ -413,11 +409,6 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid, 
	/* prepare A-MPDU MLME for Tx aggregation */

	/* prepare A-MPDU MLME for Tx aggregation */

	tid_tx = kzalloc(sizeof(struct tid_ampdu_tx), GFP_ATOMIC);

	tid_tx = kzalloc(sizeof(struct tid_ampdu_tx), GFP_ATOMIC);

	if (!tid_tx) {

	if (!tid_tx) {

#ifdef CONFIG_MAC80211_HT_DEBUG

		if (net_ratelimit())

			printk(KERN_ERR "allocate tx mlme to tid %d failed\n",

					tid);

#endif

		ret = -ENOMEM;

		ret = -ENOMEM;

		goto err_unlock_sta;

		goto err_unlock_sta;

	}

	}
@@ -574,14 +565,9 @@ void ieee80211_start_tx_ba_cb_irqsafe(struct ieee80211_vif *vif, 
	struct ieee80211_ra_tid *ra_tid;

	struct ieee80211_ra_tid *ra_tid;

	struct sk_buff *skb = dev_alloc_skb(0);

	struct sk_buff *skb = dev_alloc_skb(0);





	if (unlikely(!skb)) {

	if (unlikely(!skb))

#ifdef CONFIG_MAC80211_HT_DEBUG

		if (net_ratelimit())

			printk(KERN_WARNING "%s: Not enough memory, "

			       "dropping start BA session", sdata->name);

#endif

		return;

		return;

	}



	ra_tid = (struct ieee80211_ra_tid *) &skb->cb;

	ra_tid = (struct ieee80211_ra_tid *) &skb->cb;

	memcpy(&ra_tid->ra, ra, ETH_ALEN);

	memcpy(&ra_tid->ra, ra, ETH_ALEN);

	ra_tid->tid = tid;

	ra_tid->tid = tid;
@@ -727,14 +713,9 @@ void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif, 
	struct ieee80211_ra_tid *ra_tid;

	struct ieee80211_ra_tid *ra_tid;

	struct sk_buff *skb = dev_alloc_skb(0);

	struct sk_buff *skb = dev_alloc_skb(0);





	if (unlikely(!skb)) {

	if (unlikely(!skb))

#ifdef CONFIG_MAC80211_HT_DEBUG

		if (net_ratelimit())

			printk(KERN_WARNING "%s: Not enough memory, "

			       "dropping stop BA session", sdata->name);

#endif

		return;

		return;

	}



	ra_tid = (struct ieee80211_ra_tid *) &skb->cb;

	ra_tid = (struct ieee80211_ra_tid *) &skb->cb;

	memcpy(&ra_tid->ra, ra, ETH_ALEN);

	memcpy(&ra_tid->ra, ra, ETH_ALEN);

	ra_tid->tid = tid;

	ra_tid->tid = tid;

net/mac80211/debugfs.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -297,6 +297,9 @@ static ssize_t hwflags_read(struct file *file, char __user *user_buf, 
	char *buf = kzalloc(mxln, GFP_KERNEL);

	char *buf = kzalloc(mxln, GFP_KERNEL);

	int sf = 0; /* how many written so far */

	int sf = 0; /* how many written so far */





	if (!buf)

		return 0;



	sf += snprintf(buf, mxln - sf, "0x%x\n", local->hw.flags);

	sf += snprintf(buf, mxln - sf, "0x%x\n", local->hw.flags);

	if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL)

	if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL)

		sf += snprintf(buf + sf, mxln - sf, "HAS_RATE_CONTROL\n");

		sf += snprintf(buf + sf, mxln - sf, "HAS_RATE_CONTROL\n");

net/mac80211/ht.c

+1 −5
Original line number Original line Diff line number Diff line
@@ -186,12 +186,8 @@ void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata, 
	u16 params;

	u16 params;





	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);

	skb = dev_alloc_skb(sizeof(*mgmt) + local->hw.extra_tx_headroom);



	if (!skb)

	if (!skb) {

		printk(KERN_ERR "%s: failed to allocate buffer "

					"for delba frame\n", sdata->name);

		return;

		return;

	}





	skb_reserve(skb, local->hw.extra_tx_headroom);

	skb_reserve(skb, local->hw.extra_tx_headroom);

	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);

	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);

net/mac80211/mesh.c

+2 −3
Original line number Original line Diff line number Diff line
@@ -200,10 +200,9 @@ int mesh_rmc_check(u8 *sa, struct ieee80211s_hdr *mesh_hdr, 
	}

	}





	p = kmem_cache_alloc(rm_cache, GFP_ATOMIC);

	p = kmem_cache_alloc(rm_cache, GFP_ATOMIC);

	if (!p) {

	if (!p)

		printk(KERN_DEBUG "o11s: could not allocate RMC entry\n");

		return 0;

		return 0;

	}



	p->seqnum = seqnum;

	p->seqnum = seqnum;

	p->exp_time = jiffies + RMC_TIMEOUT;

	p->exp_time = jiffies + RMC_TIMEOUT;

	memcpy(p->sa, sa, ETH_ALEN);

	memcpy(p->sa, sa, ETH_ALEN);