From 27f382da31240243dd599b9557e3abb9ac01f7e3 Mon Sep 17 00:00:00 2001 From: Himanshu Jha Date: Sun, 31 Dec 2017 18:04:10 +0530 Subject: 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 Signed-off-by: Himanshu Jha Signed-off-by: Jason Gunthorpe --- drivers/infiniband/hw/mthca/mthca_memfree.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/infiniband/hw/mthca') 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)); -- cgit v1.2.3-59-g8ed1b