[async_tx-next PATCH v2 1/2] fsldma: Fix cookie issues

fsl_dma_tx_submit() only sets the cookie on the first descriptor of a
transaction. It should set the cookie on all.

Signed-off-by: Steven J. Magnani <redacted>
---
diff -uprN a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c

--- a/drivers/dma/fsldma.c	2010-02-22 11:16:36.000000000 -0600
+++ b/drivers/dma/fsldma.c	2010-02-22 11:24:01.000000000 -0600

@@ -362,7 +362,7 @@ static dma_cookie_t fsl_dma_tx_submit(st
 		if (cookie < 0)
 			cookie = 1;
 
-		desc->async_tx.cookie = cookie;
+		child->async_tx.cookie = cookie;
 	}
 
 	chan->common.cookie = cookie;