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| author |   Fuqian Huang <huangfq.daxian@gmail.com> | 2019-06-28 10:47:19 +0800 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2019-07-03 14:26:49 -0300 |
| commit | 4c44d4634b5c90993fccca9f155347221df6f877 (patch) | |
| tree | 3f6c2c2cc31b0f8c6911b8a50aa63e7a57015995 /drivers/infiniband/hw/mthca | |
| parent | Merge branch 'siw' into rdma.git for-next (diff) | |
| download | linux-dev-4c44d4634b5c90993fccca9f155347221df6f877.tar.xz linux-dev-4c44d4634b5c90993fccca9f155347221df6f877.zip | |
IB: Remove unneeded memset
In commit af7ddd8a627c ("Merge tag 'dma-mapping-4.21' of
git://git.infradead.org/users/hch/dma-mapping"),
dma_alloc_coherent/dmam_alloc_coherent always zeroed the returned memory.
So the memset after a coherent allocation function is not needed.
Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mthca')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_allocator.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_allocator.c b/drivers/infiniband/hw/mthca/mthca_allocator.c index aaf10dd5364d..aef1d274a14e 100644 --- a/drivers/infiniband/hw/mthca/mthca_allocator.c +++ b/drivers/infiniband/hw/mthca/mthca_allocator.c @@ -214,8 +214,6 @@ int mthca_buf_alloc(struct mthca_dev *dev, int size, int max_direct, dma_unmap_addr_set(&buf->direct, mapping, t); - memset(buf->direct.buf, 0, size); - while (t & ((1 << shift) - 1)) { --shift; npages *= 2; |