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| author | Fuqian Huang <huangfq.daxian@gmail.com> | 2019-07-15 11:19:21 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-07-15 11:06:27 -0700 |
| commit | 6a24c8fb0d889b39079215970210f88255b81c80 (patch) | |
| tree | e996ed7fccd0b23fadcb52f7cde4248069dc4a4f | |
| parent | 3a5ee3b30126bd7dc5d6299f3a985d4fefcf42c9 (diff) | |
| download | linux-stable-6a24c8fb0d889b39079215970210f88255b81c80.tar.gz linux-stable-6a24c8fb0d889b39079215970210f88255b81c80.tar.bz2 linux-stable-6a24c8fb0d889b39079215970210f88255b81c80.zip | |
hippi: Remove call to memset after pci_alloc_consistent
pci_alloc_consistent calls dma_alloc_coherent directly.
In commit 518a2f1925c3
("dma-mapping: zero memory returned from dma_alloc_*"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.
Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/hippi/rrunner.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c index 7b9350dbebdd..2a6ec5394966 100644 --- a/drivers/net/hippi/rrunner.c +++ b/drivers/net/hippi/rrunner.c @@ -1196,7 +1196,6 @@ static int rr_open(struct net_device *dev) goto error; } rrpriv->rx_ctrl_dma = dma_addr; - memset(rrpriv->rx_ctrl, 0, 256*sizeof(struct ring_ctrl)); rrpriv->info = pci_alloc_consistent(pdev, sizeof(struct rr_info), &dma_addr); @@ -1205,7 +1204,6 @@ static int rr_open(struct net_device *dev) goto error; } rrpriv->info_dma = dma_addr; - memset(rrpriv->info, 0, sizeof(struct rr_info)); wmb(); spin_lock_irqsave(&rrpriv->lock, flags); |