diff options
| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2012-08-27 04:40:42 (GMT) |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-09-18 03:25:17 (GMT) |
| commit | 921eeadbbdd7ffba16937a3b63e408c980c39db6 (patch) | |
| tree | 962e2735076b8704ea62003b0c41bb06dda8b250 /drivers | |
| parent | 5557a419d44d063be665100086adf4721d41ea49 (diff) | |
| download | linux-921eeadbbdd7ffba16937a3b63e408c980c39db6.tar.xz | |
dmaengine: use kmem_cache_zalloc instead of kmem_cache_alloc/memset
Using kmem_cache_zalloc() instead of kmem_cache_alloc() and memset().
spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dma/ioat/dma_v2.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c index 8689576..b9d6678 100644 --- a/drivers/dma/ioat/dma_v2.c +++ b/drivers/dma/ioat/dma_v2.c @@ -434,12 +434,11 @@ static struct ioat_ring_ent *ioat2_alloc_ring_ent(struct dma_chan *chan, gfp_t f return NULL; memset(hw, 0, sizeof(*hw)); - desc = kmem_cache_alloc(ioat2_cache, flags); + desc = kmem_cache_zalloc(ioat2_cache, flags); if (!desc) { pci_pool_free(dma->dma_pool, hw, phys); return NULL; } - memset(desc, 0, sizeof(*desc)); dma_async_tx_descriptor_init(&desc->txd, chan); desc->txd.tx_submit = ioat2_tx_submit_unlock; |