diff options
| author | Himanshu Jha <himanshujha199640@gmail.com> | 2017-12-31 18:04:10 +0530 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-01-02 11:20:13 -0700 |
| commit | 27f382da31240243dd599b9557e3abb9ac01f7e3 (patch) | |
| tree | 7c89ccb7f4178f0d12f429b83f8a2225d8e4afe2 /drivers/infiniband/hw/mthca | |
| parent | 7d37ebbb92d96df87afae1c4b2c78a92e07c2ed6 (diff) | |
| download | talos-obmc-linux-27f382da31240243dd599b9557e3abb9ac01f7e3.tar.gz talos-obmc-linux-27f382da31240243dd599b9557e3abb9ac01f7e3.zip | |
IB/mthca: Use zeroing memory allocator than 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.
Suggested-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mthca')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_memfree.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_memfree.c b/drivers/infiniband/hw/mthca/mthca_memfree.c index c6fe89d79248..2a41ed74add8 100644 --- a/drivers/infiniband/hw/mthca/mthca_memfree.c +++ b/drivers/infiniband/hw/mthca/mthca_memfree.c @@ -623,13 +623,12 @@ int mthca_alloc_db(struct mthca_dev *dev, enum mthca_db_type type, page = dev->db_tab->page + end; alloc: - page->db_rec = dma_alloc_coherent(&dev->pdev->dev, MTHCA_ICM_PAGE_SIZE, - &page->mapping, GFP_KERNEL); + page->db_rec = dma_zalloc_coherent(&dev->pdev->dev, MTHCA_ICM_PAGE_SIZE, + &page->mapping, GFP_KERNEL); if (!page->db_rec) { ret = -ENOMEM; goto out; } - memset(page->db_rec, 0, MTHCA_ICM_PAGE_SIZE); ret = mthca_MAP_ICM_page(dev, page->mapping, mthca_uarc_virt(dev, &dev->driver_uar, i)); |
