Commit dd291497 authored by Axel Lin's avatar Axel Lin Committed by Linus Walleij

gpio: em: Fix checking return value of irq_alloc_descs

irq_alloc_descs() returns negative error code on failure.
Signed-off-by: default avatarAxel Lin <axel.lin@gmail.com>
Acked-by: default avatarMagnus Damm <damm@opensource.se>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 4c30aa33
...@@ -247,9 +247,9 @@ static int __devinit em_gio_irq_domain_init(struct em_gio_priv *p) ...@@ -247,9 +247,9 @@ static int __devinit em_gio_irq_domain_init(struct em_gio_priv *p)
p->irq_base = irq_alloc_descs(pdata->irq_base, 0, p->irq_base = irq_alloc_descs(pdata->irq_base, 0,
pdata->number_of_pins, numa_node_id()); pdata->number_of_pins, numa_node_id());
if (IS_ERR_VALUE(p->irq_base)) { if (p->irq_base < 0) {
dev_err(&pdev->dev, "cannot get irq_desc\n"); dev_err(&pdev->dev, "cannot get irq_desc\n");
return -ENXIO; return p->irq_base;
} }
pr_debug("gio: hw base = %d, nr = %d, sw base = %d\n", pr_debug("gio: hw base = %d, nr = %d, sw base = %d\n",
pdata->gpio_base, pdata->number_of_pins, p->irq_base); pdata->gpio_base, pdata->number_of_pins, p->irq_base);
......
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