[PATCH] dmaengine: plx_dma: Move spin_lock_bh() to spin_lock()

[Yunbo Yu <yuyunbo519@xxxxxxxxx>]

It is unnecessary to call spin_lock_bh() for you are already in a tasklet.

Signed-off-by: Yunbo Yu <yuyunbo519@xxxxxxxxx>
---
 drivers/dma/plx_dma.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/plx_dma.c b/drivers/dma/plx_dma.c
index 1ffcb5ca9788..12725fa1655f 100644
--- a/drivers/dma/plx_dma.c
+++ b/drivers/dma/plx_dma.c
@@ -137,7 +137,7 @@ static void plx_dma_process_desc(struct plx_dma_dev *plxdev)
 	struct plx_dma_desc *desc;
 	u32 flags;
 
-	spin_lock_bh(&plxdev->ring_lock);
+	spin_lock(&plxdev->ring_lock);
 
 	while (plxdev->tail != plxdev->head) {
 		desc = plx_dma_get_desc(plxdev, plxdev->tail);
@@ -165,7 +165,7 @@ static void plx_dma_process_desc(struct plx_dma_dev *plxdev)
 		plxdev->tail++;
 	}
 
-	spin_unlock_bh(&plxdev->ring_lock);
+	spin_unlock(&plxdev->ring_lock);
 }
 
 static void plx_dma_abort_desc(struct plx_dma_dev *plxdev)
-- 
2.25.1