Commit 855372c0 authored Jan 15, 2013 by Cong Ding Committed by Vinod Koul Jan 20, 2013

dma: sh/shdma-base.c: remove unnecessary null pointer check



the variable chan is dereferenced in line 635, so it is no reason to check
null again in line 641.

Signed-off-by: Cong Ding <dinggnu@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

parent ed30933e

drivers/dma/sh/shdma-base.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -638,9 +638,6 @@ static int shdma_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,
		unsigned long flags;
		int ret;

		if (!chan)
		return -EINVAL;

		switch (cmd) {
		case DMA_TERMINATE_ALL:
		spin_lock_irqsave(&schan->chan_lock, flags);