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mfd: WM8350 off by one bug

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If irq == WM8350_NUM_IRQ that would put us past the end of the array.

Signed-off-by: Dan Carpenter <[email protected]>
Signed-off-by: Mark Brown <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
This commit is contained in:
Dan Carpenter 2010-01-05 13:59:06 +00:00 • committed by Samuel Ortiz
commit 6f2af72a24
1 changed files with 2 additions and 2 deletions
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4
drivers/mfd/wm8350-irq.c
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@ -434,7 +434,7 @@ int wm8350_register_irq(struct wm8350 *wm8350, int irq,
irq_handler_t handler, unsigned long flags,
const char *name, void *data)
{
if (irq < 0 || irq > WM8350_NUM_IRQ || !handler)
if (irq < 0 || irq >= WM8350_NUM_IRQ || !handler)
return -EINVAL;
if (wm8350->irq[irq].handler)
@ -453,7 +453,7 @@ EXPORT_SYMBOL_GPL(wm8350_register_irq);
int wm8350_free_irq(struct wm8350 *wm8350, int irq)
{
if (irq < 0 || irq > WM8350_NUM_IRQ)
if (irq < 0 || irq >= WM8350_NUM_IRQ)
return -EINVAL;
wm8350_mask_irq(wm8350, irq);