linux-kernel - [PATCH 1/2] Driver core: use kmemdup in platform_device_add

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Date:	Tue, 15 Jun 2010 10:47:55 +0200
From:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...e.de>,
	Magnus Damm <damm@...nsource.se>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Paul Mundt <lethal@...ux-sh.org>,
	Dmitry Torokhov <dtor@...l.ru>
Subject: [PATCH 1/2] Driver core: use kmemdup in platform_device_add_resources

This makes platform_device_add_resources look like
platform_device_add_data.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
---
 drivers/base/platform.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 4d99c8b..26eb69d 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -191,13 +191,13 @@ int platform_device_add_resources(struct platform_device *pdev,
 {
 	struct resource *r;
 
-	r = kmalloc(sizeof(struct resource) * num, GFP_KERNEL);
+	r = kmemdup(res, sizeof(struct resource) * num, GFP_KERNEL);
 	if (r) {
-		memcpy(r, res, sizeof(struct resource) * num);
 		pdev->resource = r;
 		pdev->num_resources = num;
+		return 0;
 	}
-	return r ? 0 : -ENOMEM;
+	return -ENOMEM;
 }
 EXPORT_SYMBOL_GPL(platform_device_add_resources);
 
-- 
1.7.1

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