* [PATCH -next] staging: fsl-dpaa2/ethsw: Remove useless set memory to zero use memset()
@ 2019-08-02 1:31 Wei Yongjun
0 siblings, 0 replies; only message in thread
From: Wei Yongjun @ 2019-08-02 1:31 UTC (permalink / raw)
To: Ioana Radulescu, Ioana Ciornei, Greg Kroah-Hartman
Cc: Wei Yongjun, linux-kernel, devel, kernel-janitors
The memory return by kzalloc() has already be set to zero, so remove
useless memset(0).
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
---
drivers/staging/fsl-dpaa2/ethsw/ethsw.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/staging/fsl-dpaa2/ethsw/ethsw.c b/drivers/staging/fsl-dpaa2/ethsw/ethsw.c
index 4b94a01513a7..aac98ece2335 100644
--- a/drivers/staging/fsl-dpaa2/ethsw/ethsw.c
+++ b/drivers/staging/fsl-dpaa2/ethsw/ethsw.c
@@ -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)) {
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