This is a note to let you know that I've just added the patch titled
Input: omap4-keypad - fix handling of platform_get_irq() error
to the 5.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
input-omap4-keypad-fix-handling-of-platform_get_irq-.patch
and it can be found in the queue-5.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 18cfdbe6ee81b75a573a1a5121b6cebe549638fc
Author: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
Date: Tue Sep 15 17:52:15 2020 -0700
Input: omap4-keypad - fix handling of platform_get_irq() error
[ 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@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20200828145744.3636-2-krzk@xxxxxxxxxx
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c
index 94c94d7f5155f..d6c924032aaa8 100644
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c
@@ -240,10 +240,8 @@ 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) {
