return ret;
}
-static void gsta_alloc_irq_chip(struct gsta_gpio *chip)
+static int gsta_alloc_irq_chip(struct gsta_gpio *chip)
{
struct irq_chip_generic *gc;
struct irq_chip_type *ct;
gc = irq_alloc_generic_chip(KBUILD_MODNAME, 1, chip->irq_base,
chip->reg_base, handle_simple_irq);
+ if (!gc)
+ return -ENOMEM;
+
gc->private = chip;
ct = gc->chip_types;
}
gc->irq_cnt = i - gc->irq_base;
}
+
+ return 0;
}
/* The platform device used here is instantiated by the MFD device */
return err;
}
chip->irq_base = err;
- gsta_alloc_irq_chip(chip);
+
+ err = gsta_alloc_irq_chip(chip);
+ if (err)
+ return err;
err = devm_request_irq(&dev->dev, pdev->irq, gsta_gpio_handler,
IRQF_SHARED, KBUILD_MODNAME, chip);