From: Fuqian Huang <huangfq.daxian@gmail.com>
To: unlisted-recipients:; (no To-header on input)
Cc: "Fuqian Huang" <huangfq.daxian@gmail.com>,
"Arend van Spriel" <arend.vanspriel@broadcom.com>,
"Franky Lin" <franky.lin@broadcom.com>,
"Hante Meuleman" <hante.meuleman@broadcom.com>,
"Chi-Hsien Lin" <chi-hsien.lin@cypress.com>,
"Wright Feng" <wright.feng@cypress.com>,
"Kalle Valo" <kvalo@codeaurora.org>,
"David S. Miller" <davem@davemloft.net>,
"Rafał Miłecki" <rafal@milecki.pl>,
"Hans de Goede" <hdegoede@redhat.com>,
"Luis Chamberlain" <mcgrof@kernel.org>,
linux-wireless@vger.kernel.org,
brcm80211-dev-list.pdl@broadcom.com,
brcm80211-dev-list@cypress.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 77/87] wireless: broadcom: remove memset after dma_alloc_coherent
Date: Fri, 28 Jun 2019 01:45:43 +0800 [thread overview]
Message-ID: <20190627174544.6145-1-huangfq.daxian@gmail.com> (raw)
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
reply other threads:[~2019-06-27 17:46 UTC|newest]
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