linux-kernel - [PATCH 5.7 046/179] fpga: dfl: pci: reduce the scope of variable ret

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Message-Id: <20200727134934.913345380@linuxfoundation.org>
Date:   Mon, 27 Jul 2020 16:03:41 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, kbuild test robot <lkp@...el.com>,
        Xu Yilun <yilun.xu@...el.com>, Wu Hao <hao.wu@...el.com>,
        Tom Rix <trix@...hat.com>, Moritz Fischer <mdf@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.7 046/179] fpga: dfl: pci: reduce the scope of variable ret

From: Xu Yilun <yilun.xu@...el.com>

[ Upstream commit e19485dc7a0d210b428a249c0595769bd495fb71 ]

This is to fix lkp cppcheck warnings:

 drivers/fpga/dfl-pci.c:230:6: warning: The scope of the variable 'ret' can be reduced. [variableScope]
    int ret = 0;
        ^

 drivers/fpga/dfl-pci.c:230:10: warning: Variable 'ret' is assigned a value that is never used. [unreadVariable]
    int ret = 0;
            ^

Fixes: 3c2760b78f90 ("fpga: dfl: pci: fix return value of cci_pci_sriov_configure")
Reported-by: kbuild test robot <lkp@...el.com>
Signed-off-by: Xu Yilun <yilun.xu@...el.com>
Acked-by: Wu Hao <hao.wu@...el.com>
Reviewed-by: Tom Rix <trix@...hat.com>
Signed-off-by: Moritz Fischer <mdf@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/fpga/dfl-pci.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/fpga/dfl-pci.c b/drivers/fpga/dfl-pci.c
index 538755062ab7c..a78c409bf2c44 100644
--- a/drivers/fpga/dfl-pci.c
+++ b/drivers/fpga/dfl-pci.c
@@ -227,7 +227,6 @@ static int cci_pci_sriov_configure(struct pci_dev *pcidev, int num_vfs)
 {
 	struct cci_drvdata *drvdata = pci_get_drvdata(pcidev);
 	struct dfl_fpga_cdev *cdev = drvdata->cdev;
-	int ret = 0;
 
 	if (!num_vfs) {
 		/*
@@ -239,6 +238,8 @@ static int cci_pci_sriov_configure(struct pci_dev *pcidev, int num_vfs)
 		dfl_fpga_cdev_config_ports_pf(cdev);
 
 	} else {
+		int ret;
+
 		/*
 		 * before enable SRIOV, put released ports into VF access mode
 		 * first of all.
-- 
2.25.1