1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/uio/uio_pdrv.c b/drivers/uio/uio_pdrv.c
index 7d3e469b9904..bdc3db946122 100644
--- a/drivers/uio/uio_pdrv.c
+++ b/drivers/uio/uio_pdrv.c
@@ -58,7 +58,7 @@ static int uio_pdrv_probe(struct platform_device *pdev)
 
                 uiomem->memtype = UIO_MEM_PHYS;
                 uiomem->addr = r->start;
-                uiomem->size = r->end - r->start + 1;
+                uiomem->size = resource_size(r);
                 ++uiomem;
         }