i2c: s3c2410: Add missing clock unprepare on probe() error path

If during probe() the s3c24xx_i2c_init() failed, the clock was left in
disabled but prepared state.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 1bc756313cb8e4de3e7021a2be1df7ec8ede0b7c..3f16f30edbd263d793c29b20343aabac526ad9c7 100644 (file)
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -1200,6 +1200,7 @@ 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;
        }
        /* find the IRQ for this unit (note, this relies on the init call to