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authorJulia Lawall <Julia.Lawall@inria.fr>2020-09-20 13:26:17 +0200
committerJason Gunthorpe <jgg@nvidia.com>2020-09-22 20:26:47 -0300
commit3de3c4785b1085b48fc7027d05da9e1fc9cc2396 (patch)
treed51df6a083dc49250f0560808b1dcaba8875d2b9 /drivers/infiniband/hw/efa/efa_verbs.c
parenti40iw: Add support to make destroy QP synchronous (diff)
downloadlinux-dev-3de3c4785b1085b48fc7027d05da9e1fc9cc2396.tar.xz
linux-dev-3de3c4785b1085b48fc7027d05da9e1fc9cc2396.zip
RDMA/efa: Drop double zeroing for sg_init_table()
sg_init_table() zeroes its first argument, so the allocation of that argument doesn't have to. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression x,n,flags; @@ x = - kcalloc + kmalloc_array (n,sizeof(*x),flags) ... sg_init_table(x,n) // </smpl> Link: https://lore.kernel.org/r/1600601186-7420-6-git-send-email-Julia.Lawall@inria.fr Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr> Acked-by: Gal Pressman <galpress@amazon.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/efa/efa_verbs.c')
-rw-r--r--drivers/infiniband/hw/efa/efa_verbs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/efa/efa_verbs.c b/drivers/infiniband/hw/efa/efa_verbs.c
index 9ff2a837a8f9..191e0843f090 100644
--- a/drivers/infiniband/hw/efa/efa_verbs.c
+++ b/drivers/infiniband/hw/efa/efa_verbs.c
@@ -1165,7 +1165,7 @@ static struct scatterlist *efa_vmalloc_buf_to_sg(u64 *buf, int page_cnt)
struct page *pg;
int i;
- sglist = kcalloc(page_cnt, sizeof(*sglist), GFP_KERNEL);
+ sglist = kmalloc_array(page_cnt, sizeof(*sglist), GFP_KERNEL);
if (!sglist)
return NULL;
sg_init_table(sglist, page_cnt);