From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Mon, 27 May 2013 12:14:33 +0000 (+0300)
Subject: edma: no need to assign residue to 0 explicitly
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=43e33e484e3119520a26567f6e9f195617463b05;p=openwrt%2Fstaging%2Fblogic.git

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 5f3e532436ee..4f6d87bcaa0d 100644
--- 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);