diff options
| author | Himanshu Jha <himanshujha199640@gmail.com> | 2018-01-09 02:15:31 +0530 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2018-01-11 21:52:59 +0200 |
| commit | b7acadaf038740c43515dc1548f43d01cc92823a (patch) | |
| tree | 9ad7ea942e4e46b4be59949b3cec2c31910d35a5 /drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | |
| parent | 378f6a16043e5d3346301fc618f503e97aea335b (diff) | |
brcmfmac: Use zeroing memory allocator than allocator/memset
Use dma_zalloc_coherent for allocating zeroed
memory and remove unnecessary memset function.
Generated-by: scripts/coccinelle/api/alloc/kzalloc-simple.cocci
Suggested-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c')
| -rw-r--r-- | drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c index 3c87157f5b85..8752707557bf 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c @@ -1251,14 +1251,14 @@ static int brcmf_pcie_init_scratchbuffers(struct brcmf_pciedev_info *devinfo) u64 address; u32 addr; - devinfo->shared.scratch = dma_alloc_coherent(&devinfo->pdev->dev, - BRCMF_DMA_D2H_SCRATCH_BUF_LEN, - &devinfo->shared.scratch_dmahandle, GFP_KERNEL); + devinfo->shared.scratch = + dma_zalloc_coherent(&devinfo->pdev->dev, + BRCMF_DMA_D2H_SCRATCH_BUF_LEN, + &devinfo->shared.scratch_dmahandle, + GFP_KERNEL); if (!devinfo->shared.scratch) goto fail; - memset(devinfo->shared.scratch, 0, BRCMF_DMA_D2H_SCRATCH_BUF_LEN); - addr = devinfo->shared.tcm_base_address + BRCMF_SHARED_DMA_SCRATCH_ADDR_OFFSET; address = (u64)devinfo->shared.scratch_dmahandle; @@ -1268,14 +1268,14 @@ static int brcmf_pcie_init_scratchbuffers(struct brcmf_pciedev_info *devinfo) BRCMF_SHARED_DMA_SCRATCH_LEN_OFFSET; brcmf_pcie_write_tcm32(devinfo, addr, BRCMF_DMA_D2H_SCRATCH_BUF_LEN); - devinfo->shared.ringupd = dma_alloc_coherent(&devinfo->pdev->dev, - BRCMF_DMA_D2H_RINGUPD_BUF_LEN, - &devinfo->shared.ringupd_dmahandle, GFP_KERNEL); + devinfo->shared.ringupd = + dma_zalloc_coherent(&devinfo->pdev->dev, + BRCMF_DMA_D2H_RINGUPD_BUF_LEN, + &devinfo->shared.ringupd_dmahandle, + GFP_KERNEL); if (!devinfo->shared.ringupd) goto fail; - memset(devinfo->shared.ringupd, 0, BRCMF_DMA_D2H_RINGUPD_BUF_LEN); - addr = devinfo->shared.tcm_base_address + BRCMF_SHARED_DMA_RINGUPD_ADDR_OFFSET; address = (u64)devinfo->shared.ringupd_dmahandle; |