Resource size should be calculated as end - start + 1 because we start
counting at zero. I changed the code to resource_size() to do the
calculation.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
- if (!request_mem_region(res->start, (res->end - res->start),
+ if (!request_mem_region(res->start, resource_size(res),
pdev->name)) {
pr_err("%s: ERROR: memory allocation failed"
"cannot get the I/O addr 0x%x\n",
pdev->name)) {
pr_err("%s: ERROR: memory allocation failed"
"cannot get the I/O addr 0x%x\n",
- addr = ioremap(res->start, (res->end - res->start));
+ addr = ioremap(res->start, resource_size(res));
- pr_err("%s: ERROR: memory mapping failed \n", __func__);
+ pr_err("%s: ERROR: memory mapping failed\n", __func__);
ret = -ENOMEM;
goto out;
}
ret = -ENOMEM;
goto out;
}
out:
if (ret < 0) {
platform_set_drvdata(pdev, NULL);
out:
if (ret < 0) {
platform_set_drvdata(pdev, NULL);
- release_mem_region(res->start, (res->end - res->start));
+ release_mem_region(res->start, resource_size(res));
if (addr != NULL)
iounmap(addr);
}
if (addr != NULL)
iounmap(addr);
}
iounmap((void *)ndev->base_addr);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
iounmap((void *)ndev->base_addr);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(res->start, (res->end - res->start));
+ release_mem_region(res->start, resource_size(res));