* [PATCH 83/87] ethernet: neterion: remove memset after pci_alloc_persistent
@ 2019-06-27 17:43 Fuqian Huang
0 siblings, 0 replies; only message in thread
From: Fuqian Huang @ 2019-06-27 17:43 UTC (permalink / raw)
Cc: Fuqian Huang, Jon Mason, David S. Miller, netdev, linux-kernel
pci_alloc_persistent calls dma_alloc_coherent directly.
In commit af7ddd8a627c
("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.
Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
---
drivers/net/ethernet/neterion/s2io.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c
index 3b2ae1a21678..e0b2bf327905 100644
--- a/drivers/net/ethernet/neterion/s2io.c
+++ b/drivers/net/ethernet/neterion/s2io.c
@@ -747,7 +747,6 @@ static int init_shared_mem(struct s2io_nic *nic)
return -ENOMEM;
}
mem_allocated += size;
- memset(tmp_v_addr, 0, size);
size = sizeof(struct rxd_info) *
rxd_count[nic->rxd_mode];
--
2.11.0
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2019-06-27 17:43 [PATCH 83/87] ethernet: neterion: remove memset after pci_alloc_persistent Fuqian Huang
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