platform_get_irq never returns 0. Don't check for this. Make it clear that the error path always returns a negative error code. Signed-off-by: Martin Kaiser <martin@xxxxxxxxx> --- changes in v2 - split the patch in three parts drivers/i2c/busses/i2c-exynos5.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-exynos5.c b/drivers/i2c/busses/i2c-exynos5.c index fad1c52857aa..20a9881a0d6c 100644 --- a/drivers/i2c/busses/i2c-exynos5.c +++ b/drivers/i2c/busses/i2c-exynos5.c @@ -778,7 +778,7 @@ static int exynos5_i2c_probe(struct platform_device *pdev) init_completion(&i2c->msg_complete); i2c->irq = ret = platform_get_irq(pdev, 0); - if (ret <= 0) + if (ret < 0) goto err_clk; ret = devm_request_irq(&pdev->dev, i2c->irq, exynos5_i2c_irq, -- 2.20.1