linux-kernel - [PATCH V4 2/6] i2c: tegra: remove unnecessary variable init

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Date:   Mon, 10 Jun 2019 10:08:31 -0700
From:   Bitan Biswas <bbiswas@...dia.com>
To:     Laxman Dewangan <ldewangan@...dia.com>,
        Thierry Reding <treding@...dia.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        <linux-i2c@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Peter Rosin <peda@...ntia.se>,
        Wolfram Sang <wsa@...-dreams.de>,
        Dmitry Osipenko <digetx@...il.com>
CC:     Shardar Mohammed <smohammed@...dia.com>,
        Sowjanya Komatineni <skomatineni@...dia.com>,
        Mantravadi Karthik <mkarthik@...dia.com>,
        Bitan Biswas <bbiswas@...dia.com>
Subject: [PATCH V4 2/6] i2c: tegra: remove unnecessary variable init

Remove variable initializations in functions that
are followed by assignments before use

Signed-off-by: Bitan Biswas <bbiswas@...dia.com>
Reviewed-by: Dmitry Osipenko <digetx@...il.com>
---
 drivers/i2c/busses/i2c-tegra.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 00692d8..f7116b7 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -689,7 +689,7 @@ static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev, bool clk_reinit)
 	u32 val;
 	int err;
 	u32 clk_divisor, clk_multiplier;
-	u32 tsu_thd = 0;
+	u32 tsu_thd;
 	u8 tlow, thigh;
 
 	err = pm_runtime_get_sync(i2c_dev->dev);
@@ -1218,7 +1218,7 @@ static int tegra_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
 {
 	struct tegra_i2c_dev *i2c_dev = i2c_get_adapdata(adap);
 	int i;
-	int ret = 0;
+	int ret;
 
 	ret = pm_runtime_get_sync(i2c_dev->dev);
 	if (ret < 0) {
@@ -1489,7 +1489,7 @@ static int tegra_i2c_probe(struct platform_device *pdev)
 	void __iomem *base;
 	phys_addr_t base_phys;
 	int irq;
-	int ret = 0;
+	int ret;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	base_phys = res->start;
-- 
2.7.4