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| author |   Lv Ruyi (CGEL ZTE) <lv.ruyi@zte.com.cn> | 2022-03-14 18:12:21 -0700 |
|---|---|---|
| committer |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2022-03-14 18:14:51 -0700 |
| commit | 5fb3fb8aa22ff6e6da4018fd3ab3e30e2fdc5e53 (patch) | |
| tree | bd6903893c0388938f94d9e9a88a571b0a6d5005 /drivers/input/keyboard | |
| parent | Input: mt6779-keypad - add MediaTek keypad driver (diff) | |
| download | linux-dev-5fb3fb8aa22ff6e6da4018fd3ab3e30e2fdc5e53.tar.xz linux-dev-5fb3fb8aa22ff6e6da4018fd3ab3e30e2fdc5e53.zip | |
Input: mt6779-keypad - fix signedness bug
The irq variable is defined as unsigned int. If the platform_get_irq()
returns a negative value, data type cast may result in error.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi (CGEL ZTE) <lv.ruyi@zte.com.cn>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Link: https://lore.kernel.org/r/20220308025054.2077162-1-lv.ruyi@zte.com.cn
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/keyboard')
| -rw-r--r-- | drivers/input/keyboard/mt6779-keypad.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/input/keyboard/mt6779-keypad.c b/drivers/input/keyboard/mt6779-keypad.c index 5ff23250ed37..0dbbddc7f298 100644 --- a/drivers/input/keyboard/mt6779-keypad.c +++ b/drivers/input/keyboard/mt6779-keypad.c @@ -91,7 +91,7 @@ static void mt6779_keypad_clk_disable(void *data) static int mt6779_keypad_pdrv_probe(struct platform_device *pdev) { struct mt6779_keypad *keypad; - unsigned int irq; + int irq; u32 debounce; bool wakeup; int error; |