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irqchip: renesas-irqc: Fix irqc_probe error handling

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commit dfaf820a13 upstream.

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 <axel.lin@ingics.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Axel Lin
2013-05-06 17:03:32 +08:00
committed by Greg Kroah-Hartman
parent 8b4ed85b84
commit b212be3528
1 changed files with 2 additions and 2 deletions
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4
drivers/irqchip/irq-renesas-irqc.c
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@@ -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: