Messages in this thread | | | Date | Sun, 20 Jan 2013 05:55:11 -0800 | From | Vinod Koul <> | Subject | Re: [PATCH] dma: remove unnecessary null pointer check in mmp_pdma.c |
| |
On Tue, Jan 15, 2013 at 01:19:48AM +0100, Cong Ding wrote: > the pointer cfg is dereferenced in line 594, so it's no reason to check null > again in line 620. > > Signed-off-by: Cong Ding <dinggnu@gmail.com> > --- > drivers/dma/mmp_pdma.c | 6 ++---- > 1 file changed, 2 insertions(+), 4 deletions(-) > > diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c > index c6d98c0..81d7b89 100644 > --- a/drivers/dma/mmp_pdma.c > +++ b/drivers/dma/mmp_pdma.c > @@ -617,10 +617,8 @@ static int mmp_pdma_control(struct dma_chan *dchan, enum dma_ctrl_cmd cmd, > else if (maxburst == 32) > chan->dcmd |= DCMD_BURST32; > > - if (cfg) { > - chan->dir = cfg->direction; > - chan->drcmr = cfg->slave_id; > - } > + chan->dir = cfg->direction; > + chan->drcmr = cfg->slave_id; > chan->dev_addr = addr; > break; > default: Applied, Thanks
-- ~Vinod
| |