diff options
| author | Cong Ding <dinggnu@gmail.com> | 2013-01-15 04:23:48 +0400 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2013-01-20 17:49:40 +0400 |
| commit | 855372c013bbad8369223f7c75242bd3c94f9345 (patch) | |
| tree | 93ae6496fe982c599e0b67a1506fe71227c54626 | |
| parent | ed30933e6f3dbeaaab1de91e1bec25f42d5d32df (diff) | |
| download | linux-855372c013bbad8369223f7c75242bd3c94f9345.tar.xz | |
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>
| -rw-r--r-- | drivers/dma/sh/shdma-base.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c index f4cd946d259d..4acb85a10250 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); |