Use resource_size().
Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Haavard Skinnemoen <[email protected]>
---
diff --git a/drivers/spi/atmel_spi.c b/drivers/spi/atmel_spi.c
index f5b3fdb..b4fe99a 100644
--- a/drivers/spi/atmel_spi.c
+++ b/drivers/spi/atmel_spi.c
@@ -788,7 +788,7 @@ static int __init atmel_spi_probe(struct platform_device *pdev)
spin_lock_init(&as->lock);
INIT_LIST_HEAD(&as->queue);
as->pdev = pdev;
- as->regs = ioremap(regs->start, (regs->end - regs->start) + 1);
+ as->regs = ioremap(regs->start, resource_size(regs));
if (!as->regs)
goto out_free_buffer;
as->irq = irq;