* [PATCH 77/87] wireless: broadcom: remove memset after dma_alloc_coherent
@ 2019-06-27 17:45 Fuqian Huang
0 siblings, 0 replies; only message in thread
From: Fuqian Huang @ 2019-06-27 17:45 UTC (permalink / raw)
Cc: Fuqian Huang, Arend van Spriel, Franky Lin, Hante Meuleman,
Chi-Hsien Lin, Wright Feng, Kalle Valo, David S. Miller,
Rafał Miłecki, Hans de Goede, Luis Chamberlain,
linux-wireless, brcm80211-dev-list.pdl, brcm80211-dev-list,
netdev, linux-kernel
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/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index 83e4938527f4..3fc08fe7c3a2 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -1033,8 +1033,6 @@ brcmf_pcie_init_dmabuffer_for_device(struct brcmf_pciedev_info *devinfo,
address & 0xffffffff);
brcmf_pcie_write_tcm32(devinfo, tcm_dma_phys_addr + 4, address >> 32);
- memset(ring, 0, size);
-
return (ring);
}
--
2.11.0
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