| Message ID | 1481083829-12259-1-git-send-email-vinod.koul@intel.com (mailing list archive) |
|---|---|
| State | Accepted |
| Headers | show |
On 2016年12月07日 12:10, Vinod Koul wrote: > Replace dma_pool_alloc & memset with dma_pool_zalloc. > > Cc: Zhangfei Gao <zhangfei.gao@linaro.org> > Signed-off-by: Vinod Koul <vinod.koul@intel.com> Acked-by: Zhangfei Gao <zhangfei.gao@linaro.org> Thanks > --- > drivers/dma/k3dma.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c > index aabcb7934b05..01e25c68dd5a 100644 > --- a/drivers/dma/k3dma.c > +++ b/drivers/dma/k3dma.c > @@ -458,13 +458,12 @@ static struct k3_dma_desc_sw *k3_dma_alloc_desc_resource(int num, > if (!ds) > return NULL; > > - ds->desc_hw = dma_pool_alloc(d->pool, GFP_NOWAIT, &ds->desc_hw_lli); > + ds->desc_hw = dma_pool_zalloc(d->pool, GFP_NOWAIT, &ds->desc_hw_lli); > if (!ds->desc_hw) { > dev_dbg(chan->device->dev, "vch %p: dma alloc fail\n", &c->vc); > kfree(ds); > return NULL; > } > - memset(ds->desc_hw, 0, sizeof(struct k3_desc_hw) * num); > ds->desc_num = num; > return ds; > } -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c index aabcb7934b05..01e25c68dd5a 100644 --- a/drivers/dma/k3dma.c +++ b/drivers/dma/k3dma.c @@ -458,13 +458,12 @@ static struct k3_dma_desc_sw *k3_dma_alloc_desc_resource(int num, if (!ds) return NULL; - ds->desc_hw = dma_pool_alloc(d->pool, GFP_NOWAIT, &ds->desc_hw_lli); + ds->desc_hw = dma_pool_zalloc(d->pool, GFP_NOWAIT, &ds->desc_hw_lli); if (!ds->desc_hw) { dev_dbg(chan->device->dev, "vch %p: dma alloc fail\n", &c->vc); kfree(ds); return NULL; } - memset(ds->desc_hw, 0, sizeof(struct k3_desc_hw) * num); ds->desc_num = num; return ds; }
Replace dma_pool_alloc & memset with dma_pool_zalloc. Cc: Zhangfei Gao <zhangfei.gao@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com> --- drivers/dma/k3dma.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)