From: Axel Lin Date: Mon, 6 May 2013 09:03:32 +0000 (+0800) Subject: irqchip: renesas-irqc: Fix irqc_probe error handling X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=dfaf820a13ec160f06556e08dab423818ba87f14;p=linux-beck.git irqchip: renesas-irqc: Fix irqc_probe error handling The code in goto err3 path is wrong because it will call fee_irq() with k == 0, which means it does free_irq(p->irq[-1].requested_irq, &p->irq[-1]); Signed-off-by: Axel Lin Signed-off-by: Simon Horman --- diff --git a/drivers/irqchip/irq-renesas-irqc.c b/drivers/irqchip/irq-renesas-irqc.c index 927bff373aac..2f404ba61c6c 100644 --- a/drivers/irqchip/irq-renesas-irqc.c +++ b/drivers/irqchip/irq-renesas-irqc.c @@ -248,8 +248,8 @@ static int irqc_probe(struct platform_device *pdev) return 0; err3: - for (; k >= 0; k--) - free_irq(p->irq[k - 1].requested_irq, &p->irq[k - 1]); + while (--k >= 0) + free_irq(p->irq[k].requested_irq, &p->irq[k]); irq_domain_remove(p->irq_domain); err2: