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i2c: exynos5: fix platform_get_irq error handling

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If platform_get_irq returns an error, relay this error to the caller of
the probe function. Don't change all errors to -EINVAL. This breaks the
case where platform_get_irq returns -EPROBE_DEFER.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Martin Kaiser 2020-11-01 18:18:06 +01:00 committed by Wolfram Sang
parent c0164159c2
commit 40af583d16
1 changed files with 1 additions and 3 deletions
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4
drivers/i2c/busses/i2c-exynos5.c
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@ -778,10 +778,8 @@ 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) {
ret = -EINVAL;
if (ret <= 0)
goto err_clk;
}
ret = devm_request_irq(&pdev->dev, i2c->irq, exynos5_i2c_irq,
IRQF_NO_SUSPEND, dev_name(&pdev->dev), i2c);