dmaengine: jz4740: Remove extra check

Author: Tapasweni Pathak <tapaswenipathak@gmail.com>

Remove double check on chan->desc.

Found by Coccinelle.

Signed-off-by: Tapasweni Pathak 
Acked-by: Julia Lawall 
Signed-off-by: Vinod Koul 
---
 drivers/dma/dma-jz4740.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 
diff --git a/drivers/dma/dma-jz4740.c b/drivers/dma/dma-jz4740.c
index 4527a3e..f6a4c42 100644
--- a/drivers/dma/dma-jz4740.c
+++ b/drivers/dma/dma-jz4740.c
@@ -343,7 +343,7 @@ static void jz4740_dma_chan_irq(struct jz4740_dmaengine_chan *chan)
 {
 	spin_lock(&chan->vchan.lock);
 	if (chan->desc) {
-		if (chan->desc && chan->desc->cyclic) {
+		if (chan->desc->cyclic) {
 			vchan_cyclic_callback(&chan->desc->vdesc);
 		} else {
 			if (chan->next_sg == chan->desc->num_sgs) {