[PATCH v1 31/49] USBNET: rtl8150: prepare for enabling irq in complete()

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Complete() will be run with interrupt enabled, so change to
spin_lock_irqsave().

Cc: netdev@xxxxxxxxxxxxxxx
Signed-off-by: Ming Lei <ming.lei@xxxxxxxxxxxxx>
---
 drivers/net/usb/rtl8150.c |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index 6cbdac6..199e0fb 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -372,6 +372,7 @@ static void read_bulk_callback(struct urb *urb)
 	u16 rx_stat;
 	int status = urb->status;
 	int result;
+	unsigned long flags;
 
 	dev = urb->context;
 	if (!dev)
@@ -413,9 +414,9 @@ static void read_bulk_callback(struct urb *urb)
 	netdev->stats.rx_packets++;
 	netdev->stats.rx_bytes += pkt_len;
 
-	spin_lock(&dev->rx_pool_lock);
+	spin_lock_irqsave(&dev->rx_pool_lock, flags);
 	skb = pull_skb(dev);
-	spin_unlock(&dev->rx_pool_lock);
+	spin_unlock_irqrestore(&dev->rx_pool_lock, flags);
 	if (!skb)
 		goto resched;
 
-- 
1.7.9.5

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