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authorHimanshu Jha <himanshujha199640@gmail.com>2017-12-31 17:54:23 +0530
committerHerbert Xu <herbert@gondor.apana.org.au>2018-01-12 23:02:56 +1100
commit75d68369b544acc5d14c18a827654dfff248d09d (patch)
tree28a59ee3d94752e1f90f4e76399c7da10d99f224 /drivers/crypto/amcc
parentb7dac3731848923399c7a92563e3754e8f3b5236 (diff)
crypto: Use zeroing memory allocator instead of allocator/memset
Use dma_zalloc_coherent for allocating zeroed memory and remove unnecessary memset function. Done using Coccinelle. Generated-by: scripts/coccinelle/api/alloc/kzalloc-simple.cocci 0-day tested with no failures. Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/amcc')
-rw-r--r--drivers/crypto/amcc/crypto4xx_core.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c
index ad19aa806931..76f459ad2821 100644
--- a/drivers/crypto/amcc/crypto4xx_core.c
+++ b/drivers/crypto/amcc/crypto4xx_core.c
@@ -282,14 +282,12 @@ static u32 crypto4xx_put_pd_to_pdr(struct crypto4xx_device *dev, u32 idx)
*/
static u32 crypto4xx_build_gdr(struct crypto4xx_device *dev)
{
- dev->gdr = dma_alloc_coherent(dev->core_dev->device,
- sizeof(struct ce_gd) * PPC4XX_NUM_GD,
- &dev->gdr_pa, GFP_ATOMIC);
+ dev->gdr = dma_zalloc_coherent(dev->core_dev->device,
+ sizeof(struct ce_gd) * PPC4XX_NUM_GD,
+ &dev->gdr_pa, GFP_ATOMIC);
if (!dev->gdr)
return -ENOMEM;
- memset(dev->gdr, 0, sizeof(struct ce_gd) * PPC4XX_NUM_GD);
-
return 0;
}