2013-03-17 06:41:49

by Silviu-Mihai Popescu

[permalink] [raw]
Subject: [PATCH] drivers: ata: use resource_size()

This uses the resource_size() function instead of explicit computation.

Signed-off-by: Silviu-Mihai Popescu <[email protected]>
---
drivers/ata/pata_octeon_cf.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c
index ff2e57f..6f797a4 100644
--- a/drivers/ata/pata_octeon_cf.c
+++ b/drivers/ata/pata_octeon_cf.c
@@ -19,6 +19,7 @@
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <scsi/scsi_host.h>
+#include <linux/ioport.h>

#include <asm/byteorder.h>
#include <asm/octeon/octeon.h>
@@ -926,7 +927,7 @@ static int octeon_cf_probe(struct platform_device *pdev)
goto free_cf_port;
}
cs1 = devm_ioremap_nocache(&pdev->dev, res_cs1->start,
- res_cs1->end - res_cs1->start + 1);
+ resource_size(res_cs1));

if (!cs1)
goto free_cf_port;
--
1.7.9.5