From: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Date: Tue, 2 Apr 2013 10:51:48 +0000 (+0200)
Subject: ath9k: fix DFS detector called in softirq context
X-Git-Tag: v3.9-rc8~7^2~11^2^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5d8cd3b16ec7b56d7502ff1ae21ae6596d2f96e9;p=platform%2Fupstream%2Fkernel-adaptation-pc.git

ath9k: fix DFS detector called in softirq context

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
index 467b600..73fe8d6 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_pattern_detector.c
@@ -143,14 +143,14 @@ channel_detector_create(struct dfs_pattern_detector *dpd, u16 freq)
 	u32 sz, i;
 	struct channel_detector *cd;
 
-	cd = kmalloc(sizeof(*cd), GFP_KERNEL);
+	cd = kmalloc(sizeof(*cd), GFP_ATOMIC);
 	if (cd == NULL)
 		goto fail;
 
 	INIT_LIST_HEAD(&cd->head);
 	cd->freq = freq;
 	sz = sizeof(cd->detectors) * dpd->num_radar_types;
-	cd->detectors = kzalloc(sz, GFP_KERNEL);
+	cd->detectors = kzalloc(sz, GFP_ATOMIC);
 	if (cd->detectors == NULL)
 		goto fail;
 
diff --git a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
index 91b8dce..5e48c55 100644
--- a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
+++ b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c
@@ -218,7 +218,7 @@ static bool pulse_queue_enqueue(struct pri_detector *pde, u64 ts)
 {
 	struct pulse_elem *p = pool_get_pulse_elem();
 	if (p == NULL) {
-		p = kmalloc(sizeof(*p), GFP_KERNEL);
+		p = kmalloc(sizeof(*p), GFP_ATOMIC);
 		if (p == NULL) {
 			DFS_POOL_STAT_INC(pulse_alloc_error);
 			return false;
@@ -299,7 +299,7 @@ static bool pseq_handler_create_sequences(struct pri_detector *pde,
 		ps.deadline_ts = ps.first_ts + ps.dur;
 		new_ps = pool_get_pseq_elem();
 		if (new_ps == NULL) {
-			new_ps = kmalloc(sizeof(*new_ps), GFP_KERNEL);
+			new_ps = kmalloc(sizeof(*new_ps), GFP_ATOMIC);
 			if (new_ps == NULL) {
 				DFS_POOL_STAT_INC(pseq_alloc_error);
 				return false;