[PATCH] spi_bfin5xx.c: use resource_size()

[H Hartley Sweeten]

Use resource_size().

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
Cc: Bryan Wu <cooloney@xxxxxxxxxx>

---

diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c
index 73e24ef..1d41058 100644
--- a/drivers/spi/spi_bfin5xx.c
+++ b/drivers/spi/spi_bfin5xx.c
@@ -1294,7 +1294,7 @@ static int __init bfin_spi_probe(struct platform_device *pdev)
 		goto out_error_get_res;
 	}
 
-	drv_data->regs_base = ioremap(res->start, (res->end - res->start + 1));
+	drv_data->regs_base = ioremap(res->start, resource_size(res));
 	if (drv_data->regs_base == NULL) {
 		dev_err(dev, "Cannot map IO\n");
 		status = -ENXIO; 
--
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