1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c
index 60a49e5a2a53..f76e88e74285 100644
--- a/drivers/net/can/softing/softing_main.c
+++ b/drivers/net/can/softing/softing_main.c
@@ -799,7 +799,7 @@ static __devinit int softing_pdev_probe(struct platform_device *pdev)
         if (!pres)
                 goto platform_resource_failed;
         card->dpram_phys = pres->start;
-        card->dpram_size = pres->end - pres->start + 1;
+        card->dpram_size = resource_size(pres);
         card->dpram = ioremap_nocache(card->dpram_phys, card->dpram_size);
         if (!card->dpram) {
                 dev_alert(&card->pdev->dev, "dpram ioremap failed\n");