w1: omap-hdq: don't hardcode resource size

we have the helpful resource_size() macro to
calculate the size of the memory resource for
us, let's use it.

Signed-off-by: Felipe Balbi <balbi@ti.com>
Acked-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/w1/masters/omap_hdq.c b/drivers/w1/masters/omap_hdq.c
index 38b0138ce74d..ee427975bd82 100644
--- a/drivers/w1/masters/omap_hdq.c
+++ b/drivers/w1/masters/omap_hdq.c
@@ -566,7 +566,7 @@ static int __devinit omap_hdq_probe(struct platform_device *pdev)
                 goto err_resource;
         }
 
-        hdq_data->hdq_base = ioremap(res->start, SZ_4K);
+        hdq_data->hdq_base = ioremap(res->start, resource_size(res));
         if (!hdq_data->hdq_base) {
                 dev_dbg(&pdev->dev, "ioremap failed\n");
                 ret = -EINVAL;