1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/spi/spi-ath79.c b/drivers/spi/spi-ath79.c
index fcff810ea3b0..03019bf5a5e9 100644
--- a/drivers/spi/spi-ath79.c
+++ b/drivers/spi/spi-ath79.c
@@ -232,7 +232,7 @@ static __devinit int ath79_spi_probe(struct platform_device *pdev)
                 goto err_put_master;
         }
 
-        sp->base = ioremap(r->start, r->end - r->start + 1);
+        sp->base = ioremap(r->start, resource_size(r));
         if (!sp->base) {
                 ret = -ENXIO;
                 goto err_put_master;