Messages in this thread Patch in this message | | | From | Cong Ding <> | Subject | [PATCH] dma: sh/shdma-base.c: remove unnecessary null pointer check | Date | Tue, 15 Jan 2013 01:23:48 +0100 |
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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> --- drivers/dma/sh/shdma-base.c | 3 --- 1 file changed, 3 deletions(-)
diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c index f4cd946..4acb85a 100644 --- a/drivers/dma/sh/shdma-base.c +++ b/drivers/dma/sh/shdma-base.c @@ -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); -- 1.7.10.4
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