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Input: w90p910_keypad - pass correct pointer to free_irq() 

free_irq() expects the same pointer that was passed to request_irq(),
otherwise the IRQ is not freed.

The issue was found using the following coccinelle script:

<smpl>
@r1@
type T;
T devid;
@@
request_irq(..., devid)

@r2@
type r1.T;
T devid;
position p;
@@
free_irq@p(..., devid)

@@
position p != r2.p;
@@
*free_irq@p(...)
</smpl>

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
hifive-unleashed-5.1
Lars-Peter Clausen 2013-05-23 09:30:12 -07:00 committed by Dmitry Torokhov
parent 994c755a19
commit f0886a6629
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/input/keyboard/w90p910_keypad.c
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@ -221,7 +221,7 @@ static int w90p910_keypad_probe(struct platform_device *pdev)
return 0;
failed_free_irq:
free_irq(irq, pdev);
free_irq(irq, keypad);
failed_put_clk:
clk_put(keypad->clk);
failed_free_io:
@ -239,7 +239,7 @@ static int w90p910_keypad_remove(struct platform_device *pdev)
struct w90p910_keypad *keypad = platform_get_drvdata(pdev);
struct resource *res;
free_irq(keypad->irq, pdev);
free_irq(keypad->irq, keypad);
clk_put(keypad->clk);