linux-kernel - [RFC PATCH 02/11] misc: pci_endpoint

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Date:   Fri, 17 Mar 2023 20:32:29 +0900
From:   Shunsuke Mie <mie@...l.co.jp>
To:     Gustavo Pimentel <gustavo.pimentel@...opsys.com>
Cc:     Vinod Koul <vkoul@...nel.org>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Manivannan Sadhasivam <mani@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Shunsuke Mie <mie@...l.co.jp>,
        Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Frank Li <Frank.Li@....com>, linux-kernel@...r.kernel.org,
        dmaengine@...r.kernel.org, linux-pci@...r.kernel.org
Subject: [RFC PATCH 02/11] misc: pci_endpoint_test: Remove an unused variable

The use_dma variables are used only once. Remove those.

Signed-off-by: Shunsuke Mie <mie@...l.co.jp>
---
 drivers/misc/pci_endpoint_test.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/misc/pci_endpoint_test.c b/drivers/misc/pci_endpoint_test.c
index 22e0cc0b75d3..55733dee95ad 100644
--- a/drivers/misc/pci_endpoint_test.c
+++ b/drivers/misc/pci_endpoint_test.c
@@ -363,7 +363,6 @@ static bool pci_endpoint_test_copy(struct pci_endpoint_test *test,
 	void *src_addr;
 	void *dst_addr;
 	u32 flags = 0;
-	bool use_dma;
 	size_t size;
 	dma_addr_t src_phys_addr;
 	dma_addr_t dst_phys_addr;
@@ -392,8 +391,7 @@ static bool pci_endpoint_test_copy(struct pci_endpoint_test *test,
 
 	size = param.size;
 
-	use_dma = !!(param.flags & PCITEST_FLAGS_USE_DMA);
-	if (use_dma)
+	if (param.flags & PCITEST_FLAGS_USE_DMA)
 		flags |= FLAG_USE_DMA;
 
 	orig_src_addr = kzalloc(size + alignment, GFP_KERNEL);
@@ -496,7 +494,6 @@ static bool pci_endpoint_test_write(struct pci_endpoint_test *test,
 	struct pci_endpoint_test_xfer_param param;
 	bool ret = false;
 	u32 flags = 0;
-	bool use_dma;
 	u32 reg;
 	void *addr;
 	dma_addr_t phys_addr;
@@ -523,8 +520,7 @@ static bool pci_endpoint_test_write(struct pci_endpoint_test *test,
 
 	size = param.size;
 
-	use_dma = !!(param.flags & PCITEST_FLAGS_USE_DMA);
-	if (use_dma)
+	if (param.flags & PCITEST_FLAGS_USE_DMA)
 		flags |= FLAG_USE_DMA;
 
 	orig_addr = kzalloc(size + alignment, GFP_KERNEL);
@@ -592,7 +588,6 @@ static bool pci_endpoint_test_read(struct pci_endpoint_test *test,
 	struct pci_endpoint_test_xfer_param param;
 	bool ret = false;
 	u32 flags = 0;
-	bool use_dma;
 	size_t size;
 	void *addr;
 	dma_addr_t phys_addr;
@@ -618,8 +613,7 @@ static bool pci_endpoint_test_read(struct pci_endpoint_test *test,
 
 	size = param.size;
 
-	use_dma = !!(param.flags & PCITEST_FLAGS_USE_DMA);
-	if (use_dma)
+	if (param.flags & PCITEST_FLAGS_USE_DMA)
 		flags |= FLAG_USE_DMA;
 
 	orig_addr = kzalloc(size + alignment, GFP_KERNEL);
-- 
2.25.1