Commit b9ab9d10 authored by Peter Griffin's avatar Peter Griffin Committed by Vinod Koul

dmaengine: sun6i-dma: Only calculate residue if state exists.

There is no point in calculating the residue if state does not
exist to store the value.
Signed-off-by: default avatarPeter Griffin <peter.griffin@linaro.org>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent a90e56e5
...@@ -865,7 +865,7 @@ static enum dma_status sun6i_dma_tx_status(struct dma_chan *chan, ...@@ -865,7 +865,7 @@ static enum dma_status sun6i_dma_tx_status(struct dma_chan *chan,
size_t bytes = 0; size_t bytes = 0;
ret = dma_cookie_status(chan, cookie, state); ret = dma_cookie_status(chan, cookie, state);
if (ret == DMA_COMPLETE) if (ret == DMA_COMPLETE || !state)
return ret; return ret;
spin_lock_irqsave(&vchan->vc.lock, flags); spin_lock_irqsave(&vchan->vc.lock, flags);
......
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