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Date: Tue, 27 Oct 2020 14:54:03 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Krzysztof Kozlowski <krzk@...nel.org>, Dmitry Torokhov <dmitry.torokhov@...il.com>, Sasha Levin <sashal@...nel.org> Subject: [PATCH 4.19 185/264] Input: omap4-keypad - fix handling of platform_get_irq() error From: Krzysztof Kozlowski <krzk@...nel.org> [ Upstream commit 4738dd1992fa13acfbbd71800c71c612f466fa44 ] platform_get_irq() returns -ERRNO on error. In such case comparison to 0 would pass the check. Fixes: f3a1ba60dbdb ("Input: omap4-keypad - use platform device helpers") Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org> Link: https://lore.kernel.org/r/20200828145744.3636-2-krzk@kernel.org Signed-off-by: Dmitry Torokhov <dmitry.torokhov@...il.com> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/input/keyboard/omap4-keypad.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c index 840e53732753f..aeeef50cef9bb 100644 --- a/drivers/input/keyboard/omap4-keypad.c +++ b/drivers/input/keyboard/omap4-keypad.c @@ -253,10 +253,8 @@ static int omap4_keypad_probe(struct platform_device *pdev) } irq = platform_get_irq(pdev, 0); - if (!irq) { - dev_err(&pdev->dev, "no keyboard irq assigned\n"); - return -EINVAL; - } + if (irq < 0) + return irq; keypad_data = kzalloc(sizeof(struct omap4_keypad), GFP_KERNEL); if (!keypad_data) { -- 2.25.1
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