From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Mon, 15 Jul 2013 12:04:40 +0000 (+0300)
Subject: dma: dw: return DMA_SUCCESS immediately from device_tx_status()
X-Git-Tag: v3.12-rc1~68^2~63
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=12381dc0c764ecd1703adc6d23c869006223dab8;p=pandora-kernel.git

dma: dw: return DMA_SUCCESS immediately from device_tx_status()

There is no point to go throught the rest of the function if first call to
dma_cookie_status() returned DMA_SUCCESS.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---

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