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authormjain001 <mridul.jain@stericsson.com>2012-06-18 09:54:00 +0200
committerPhilippe Langlais <philippe.langlais@stericsson.com>2012-06-18 11:21:04 +0200
commit95c664ebb82514c74743856b3148dc893f2b77bd (patch)
tree6ab05c86de534c6d91bd08890795377594add0d8
parent8e50bf05a1844afec189ccd6a5882b9a901d4315 (diff)
cg2900: Fix for softirq warning during bootingstable-ubuntu-ux500-3.3-1
spin_lock_bh called in interrupt mode, which is incorrect. Changed from spin_lock_bh/spin_inlock_bh to spin_lock_irqsave/spin_lock_irqrestore. Signed-off-by: mjain001 <mridul.jain@stericsson.com>
-rw-r--r--drivers/staging/cg2900/bluetooth/cg2900_uart.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/staging/cg2900/bluetooth/cg2900_uart.c b/drivers/staging/cg2900/bluetooth/cg2900_uart.c
index adfc1b26e83..150cad2ec82 100644
--- a/drivers/staging/cg2900/bluetooth/cg2900_uart.c
+++ b/drivers/staging/cg2900/bluetooth/cg2900_uart.c
@@ -2037,8 +2037,9 @@ static struct sk_buff *cg2900_hu_dequeue(struct hci_uart *hu)
struct sk_buff *skb;
struct uart_info *uart_info = dev_get_drvdata(hu->proto->dev);
unsigned long timeout_jiffies = get_sleep_timeout(uart_info);
+ unsigned long flags;
- spin_lock_bh(&(uart_info->transmission_lock));
+ spin_lock_irqsave(&(uart_info->transmission_lock), flags);
skb = skb_dequeue(&uart_info->tx_queue);
@@ -2053,7 +2054,7 @@ static struct sk_buff *cg2900_hu_dequeue(struct hci_uart *hu)
&uart_info->sleep_work.work,
timeout_jiffies);
- spin_unlock_bh(&(uart_info->transmission_lock));
+ spin_unlock_irqrestore(&(uart_info->transmission_lock), flags);
if (BAUD_SENDING == uart_info->baud_rate_state && !skb)
finish_setting_baud_rate(hu);