Commit 44df0819 authored by Arvind Yadav's avatar Arvind Yadav Committed by Linus Walleij
Browse files

gpio: mxs: Unmap region obtained by of_iomap 



Free memory mapping, if mxs_gpio_probe is not successful.

Signed-off-by: default avatarArvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 15e2a357

drivers/gpio/gpio-mxs.c

+6 −2
Original line number Diff line number Diff line
@@ -308,8 +308,10 @@ static int mxs_gpio_probe(struct platform_device *pdev) 
	writel(~0U, port->base + PINCTRL_IRQSTAT(port) + MXS_CLR);



	irq_base = irq_alloc_descs(-1, 0, 32, numa_node_id());

	if (irq_base < 0)

		return irq_base;

	if (irq_base < 0) {

		err = irq_base;

		goto out_iounmap;

	}



	port->domain = irq_domain_add_legacy(np, 32, irq_base, 0,

					     &irq_domain_simple_ops, NULL);
@@ -349,6 +351,8 @@ static int mxs_gpio_probe(struct platform_device *pdev) 
	irq_domain_remove(port->domain);

out_irqdesc_free:

	irq_free_descs(irq_base, 32);

out_iounmap:

	iounmap(port->base);

	return err;

}