linux-kernel - [PATCH] mfd: kempld-core: Use resource

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Date:   Mon, 20 Nov 2017 22:02:55 +0100
From:   Vasyl Gomonovych <gomonovych@...il.com>
To:     lee.jones@...aro.org
Cc:     linux-kernel@...r.kernel.org, gomonovych@...il.com
Subject: [PATCH] mfd: kempld-core: Use resource_size function on resource object

drivers/mfd/kempld-core.c:461:13-16: WARNING: Suspicious code. resource_size is maybe missing with ioport

Generated by: scripts/coccinelle/api/resource_size.cocci

Signed-off-by: Vasyl Gomonovych <gomonovych@...il.com>
---
 drivers/mfd/kempld-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/kempld-core.c b/drivers/mfd/kempld-core.c
index 55d824b3a808..390b27cb2c2e 100644
--- a/drivers/mfd/kempld-core.c
+++ b/drivers/mfd/kempld-core.c
@@ -458,7 +458,7 @@ static int kempld_probe(struct platform_device *pdev)
 		return -EINVAL;
 
 	pld->io_base = devm_ioport_map(dev, ioport->start,
-					ioport->end - ioport->start);
+					resource_size(ioport));
 	if (!pld->io_base)
 		return -ENOMEM;
 
-- 
1.9.1