[PATCH] plat-mxc/pwm.c: use resource_size()
From: H Hartley Sweeten <hidden>
Date: 2011-06-06 20:44:57
Subsystem:
arm port, the rest · Maintainers:
Russell King, Linus Torvalds
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: Sascha Hauer <kernel@pengutronix.de> ---
diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c
index 7a61ef8..761c3c9 100644
--- a/arch/arm/plat-mxc/pwm.c
+++ b/arch/arm/plat-mxc/pwm.c@@ -214,14 +214,14 @@ static int __devinit mxc_pwm_probe(struct platform_device *pdev) goto err_free_clk; } - r = request_mem_region(r->start, r->end - r->start + 1, pdev->name); + r = request_mem_region(r->start, resource_size(r), pdev->name); if (r == NULL) { dev_err(&pdev->dev, "failed to request memory resource\n"); ret = -EBUSY; goto err_free_clk; } - pwm->mmio_base = ioremap(r->start, r->end - r->start + 1); + pwm->mmio_base = ioremap(r->start, resource_size(r)); if (pwm->mmio_base == NULL) { dev_err(&pdev->dev, "failed to ioremap() registers\n"); ret = -ENODEV;
@@ -236,7 +236,7 @@ static int __devinit mxc_pwm_probe(struct platform_device *pdev) return 0; err_free_mem: - release_mem_region(r->start, r->end - r->start + 1); + release_mem_region(r->start, resource_size(r)); err_free_clk: clk_put(pwm->clk); err_free:
@@ -260,7 +260,7 @@ static int __devexit mxc_pwm_remove(struct platform_device *pdev) iounmap(pwm->mmio_base); r = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(r->start, r->end - r->start + 1); + release_mem_region(r->start, resource_size(r)); clk_put(pwm->clk);