From 6f2af72a2451b7491fba820b1d1b0b91c6a84027 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Tue, 5 Jan 2010 13:59:06 +0000 Subject: [PATCH] mfd: WM8350 off by one bug If irq == WM8350_NUM_IRQ that would put us past the end of the array. Signed-off-by: Dan Carpenter Signed-off-by: Mark Brown Signed-off-by: Samuel Ortiz --- drivers/mfd/wm8350-irq.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c index c8df547c4747..9025f29e2707 100644 --- a/drivers/mfd/wm8350-irq.c +++ b/drivers/mfd/wm8350-irq.c @@ -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); -- GitLab