Commit 696b4ff8 authored Aug 06, 2013 by Jingoo Han Committed by Vinod Koul Aug 13, 2013

dma: sirf: use NULL instead of 0



sirfsoc_dma_prep_cyclic() returns pointer, thus NULL should be
used instead of 0 in order to fix the following sparse warning:

drivers/dma/sirf-dma.c:598:24: warning: Using plain integer as NULL pointer

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

parent 4c143725

drivers/dma/sirf-dma.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -595,7 +595,7 @@ sirfsoc_dma_prep_cyclic(struct dma_chan *chan, dma_addr_t addr,
		spin_unlock_irqrestore(&schan->lock, iflags);

		if (!sdesc)
		return 0;
		return NULL;

		/* Place descriptor in prepared list */
		spin_lock_irqsave(&schan->lock, iflags);