edma: no need to assign residue to 0 explicitly

Residue value is assigned to 0 by dma_cookie_status().

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 5f3e532..4f6d87b 100644 (file)
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -502,8 +502,6 @@ static enum dma_status edma_tx_status(struct dma_chan *chan,
        } else if (echan->edesc && echan->edesc->vdesc.tx.cookie == cookie) {
                struct edma_desc *edesc = echan->edesc;
                txstate->residue = edma_desc_size(edesc);
-       } else {
-               txstate->residue = 0;
        }
        spin_unlock_irqrestore(&echan->vchan.lock, flags);