Patchwork drivers: ata: use resource_size()

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Submitter Silviu-Mihai Popescu
Date March 17, 2013, 6:41 a.m.
Message ID <1363502495-22087-1-git-send-email-silviupopescu1990@gmail.com>
Download mbox | patch
Permalink /patch/228284/
State Not Applicable
Delegated to: David Miller
Headers show

Comments

Silviu-Mihai Popescu - March 17, 2013, 6:41 a.m.
This uses the resource_size() function instead of explicit computation.

Signed-off-by: Silviu-Mihai Popescu <silviupopescu1990@gmail.com>
---
 drivers/ata/pata_octeon_cf.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Patch

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;