From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed, 25 Oct 2017 15:00:35 +0200
Add a jump target so that a bit of exception handling can be better reused
at the end of this function.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/i2c/busses/i2c-s3c2410.c | 19 +++++++++----------
1 file changed, 9 insertions(+), 10 deletions(-)
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 5d97510ee48b..304a6d492c8c 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -1168,8 +1168,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
clk_disable(i2c->clk);
if (ret != 0) {
dev_err(&pdev->dev, "I2C controller init failed\n");
- clk_unprepare(i2c->clk);
- return ret;
+ goto unprepare_clock;
}
/*
@@ -1180,24 +1179,21 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
i2c->irq = ret = platform_get_irq(pdev, 0);
if (ret <= 0) {
dev_err(&pdev->dev, "cannot find IRQ\n");
- clk_unprepare(i2c->clk);
- return ret;
+ goto unprepare_clock;
}
ret = devm_request_irq(&pdev->dev, i2c->irq, s3c24xx_i2c_irq,
0, dev_name(&pdev->dev), i2c);
if (ret != 0) {
dev_err(&pdev->dev, "cannot claim IRQ %d\n", i2c->irq);
- clk_unprepare(i2c->clk);
- return ret;
+ goto unprepare_clock;
}
}
ret = s3c24xx_i2c_register_cpufreq(i2c);
if (ret < 0) {
dev_err(&pdev->dev, "failed to register cpufreq notifier\n");
- clk_unprepare(i2c->clk);
- return ret;
+ goto unprepare_clock;
}
/*
@@ -1217,12 +1213,15 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
if (ret < 0) {
pm_runtime_disable(&pdev->dev);
s3c24xx_i2c_deregister_cpufreq(i2c);
- clk_unprepare(i2c->clk);
- return ret;
+ goto unprepare_clock;
}
dev_info(&pdev->dev, "%s: S3C I2C adapter\n", dev_name(&i2c->adap.dev));
return 0;
+
+unprepare_clock:
+ clk_unprepare(i2c->clk);
+ return ret;
}
static int s3c24xx_i2c_remove(struct platform_device *pdev)
--
2.14.3
--
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