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

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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>
This commit is contained in:
Cong Ding
2013-01-15 01:23:48 +01:00
committed by Vinod Koul
parent ed30933e6f
commit 855372c013
1 changed files with 0 additions and 3 deletions
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3
drivers/dma/sh/shdma-base.c
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@@ -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);