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Date: Fri, 18 Sep 2020 16:39:38 +0800 From: Zheng Yongjun <zhengyongjun3@...wei.com> To: <fmanlunas@...vell.com>, <sburla@...vell.com>, <dchickles@...vell.com>, <davem@...emloft.net>, <kuba@...nel.org>, <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org> CC: Zheng Yongjun <zhengyongjun3@...wei.com> Subject: [PATCH net-next] net: ethernet: Remove set but not used variable Fixes gcc '-Wunused-but-set-variable' warning: drivers/net/ethernet/cavium/liquidio/octeon_device.c: In function lio_pci_readq: drivers/net/ethernet/cavium/liquidio/octeon_device.c:1327:6: warning: variable ‘val32’ set but not used [-Wunused-but-set-variable] drivers/net/ethernet/cavium/liquidio/octeon_device.c: In function lio_pci_writeq: drivers/net/ethernet/cavium/liquidio/octeon_device.c:1358:6: warning: variable ‘val32’ set but not used [-Wunused-but-set-variable] these variable is never used, so remove it. Signed-off-by: Zheng Yongjun <zhengyongjun3@...wei.com> --- drivers/net/ethernet/cavium/liquidio/octeon_device.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/drivers/net/ethernet/cavium/liquidio/octeon_device.c index ac32facaa427..fbde7c58c4db 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_device.c +++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.c @@ -1324,7 +1324,7 @@ u64 lio_pci_readq(struct octeon_device *oct, u64 addr) { u64 val64; unsigned long flags; - u32 val32, addrhi; + u32 addrhi; spin_lock_irqsave(&oct->pci_win_lock, flags); @@ -1339,10 +1339,10 @@ u64 lio_pci_readq(struct octeon_device *oct, u64 addr) writel(addrhi, oct->reg_list.pci_win_rd_addr_hi); /* Read back to preserve ordering of writes */ - val32 = readl(oct->reg_list.pci_win_rd_addr_hi); + readl(oct->reg_list.pci_win_rd_addr_hi); writel(addr & 0xffffffff, oct->reg_list.pci_win_rd_addr_lo); - val32 = readl(oct->reg_list.pci_win_rd_addr_lo); + readl(oct->reg_list.pci_win_rd_addr_lo); val64 = readq(oct->reg_list.pci_win_rd_data); @@ -1355,7 +1355,6 @@ void lio_pci_writeq(struct octeon_device *oct, u64 val, u64 addr) { - u32 val32; unsigned long flags; spin_lock_irqsave(&oct->pci_win_lock, flags); @@ -1365,7 +1364,7 @@ void lio_pci_writeq(struct octeon_device *oct, /* The write happens when the LSB is written. So write MSB first. */ writel(val >> 32, oct->reg_list.pci_win_wr_data_hi); /* Read the MSB to ensure ordering of writes. */ - val32 = readl(oct->reg_list.pci_win_wr_data_hi); + readl(oct->reg_list.pci_win_wr_data_hi); writel(val & 0xffffffff, oct->reg_list.pci_win_wr_data_lo); -- 2.17.1
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