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ep93xx_dma: remove useless use of lock

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Accordingly to dma_cookie_status() description locking is not required.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Andy Shevchenko 2013-05-27 15:14:34 +03:00 committed by Vinod Koul
parent 43e33e484e
commit 2302cec224
1 changed files with 1 additions and 9 deletions
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10
drivers/dma/ep93xx_dma.c
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@ -1313,15 +1313,7 @@ static enum dma_status ep93xx_dma_tx_status(struct dma_chan *chan,
dma_cookie_t cookie,
struct dma_tx_state *state)
{
struct ep93xx_dma_chan *edmac = to_ep93xx_dma_chan(chan);
enum dma_status ret;
unsigned long flags;
spin_lock_irqsave(&edmac->lock, flags);
ret = dma_cookie_status(chan, cookie, state);
spin_unlock_irqrestore(&edmac->lock, flags);
return ret;
return dma_cookie_status(chan, cookie, state);
}
/**