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staging: fsl-dpaa2/ethsw: Remove useless set memory to zero use memset()

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The memory return by kzalloc() has already be set to zero, so remove
useless memset(0).

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20190802013149.80952-1-weiyongjun1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wei Yongjun 2019-08-02 01:31:49 +00:00 committed by Greg Kroah-Hartman
parent 0b800f3dba
commit a5589269e6
1 changed files with 0 additions and 2 deletions
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2
drivers/staging/fsl-dpaa2/ethsw/ethsw.c
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@ -641,8 +641,6 @@ static int port_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
if (!dma_mem)
return -ENOMEM;
memset(dma_mem, 0, fdb_dump_size);
fdb_dump_iova = dma_map_single(dev, dma_mem, fdb_dump_size,
DMA_FROM_DEVICE);
if (dma_mapping_error(dev, fdb_dump_iova)) {