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Subject[PATCH 11/20] driver core: platform_device_add_data(): use kmemdup()
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From: Andrew Morton <akpm@linux-foundation.org>

Instead of open-coding it.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/platform.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 0f7d434..ed156a1 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -10,6 +10,7 @@
* information.
*/

+#include <linux/string.h>
#include <linux/platform_device.h>
#include <linux/module.h>
#include <linux/init.h>
@@ -213,14 +214,13 @@ EXPORT_SYMBOL_GPL(platform_device_add_resources);
int platform_device_add_data(struct platform_device *pdev, const void *data,
size_t size)
{
- void *d;
+ void *d = kmemdup(data, size, GFP_KERNEL);

- d = kmalloc(size, GFP_KERNEL);
if (d) {
- memcpy(d, data, size);
pdev->dev.platform_data = d;
+ return 0;
}
- return d ? 0 : -ENOMEM;
+ return -ENOMEM;
}
EXPORT_SYMBOL_GPL(platform_device_add_data);

--
1.6.4.2


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