mmc: at91_mci.c: use resource_size()
[cjb: rebased patch against Linus]
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: <linux-mmc@vger.kernel.org>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index 87226cd..339e591 100644
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -928,7 +928,7 @@
if (!res)
return -ENXIO;
- if (!request_mem_region(res->start, res->end - res->start + 1, DRIVER_NAME))
+ if (!request_mem_region(res->start, resource_size(res), DRIVER_NAME))
return -EBUSY;
mmc = mmc_alloc_host(sizeof(struct at91mci_host), &pdev->dev);
@@ -1017,7 +1017,7 @@
/*
* Map I/O region
*/
- host->baseaddr = ioremap(res->start, res->end - res->start + 1);
+ host->baseaddr = ioremap(res->start, resource_size(res));
if (!host->baseaddr) {
ret = -ENOMEM;
goto fail1;
@@ -1093,7 +1093,7 @@
fail5:
mmc_free_host(mmc);
fail6:
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
dev_err(&pdev->dev, "probe failed, err %d\n", ret);
return ret;
}
@@ -1138,7 +1138,7 @@
iounmap(host->baseaddr);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
mmc_free_host(mmc);
platform_set_drvdata(pdev, NULL);