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driver core: platform_device_add_data(): use kmemdup()

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Instead of open-coding it.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Andrew Morton
2009-08-06 16:00:44 -07:00
committed by Greg Kroah-Hartman
parent 4622709445
commit daa4122673
1 changed files with 4 additions and 4 deletions
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8
drivers/base/platform.c
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@@ -10,6 +10,7 @@
* information. * information.
*/ */
#include <linux/string.h>
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/init.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, int platform_device_add_data(struct platform_device *pdev, const void *data,
size_t size) size_t size)
{ {
void *d; void *d = kmemdup(data, size, GFP_KERNEL);
d = kmalloc(size, GFP_KERNEL);
if (d) { if (d) {
memcpy(d, data, size);
pdev->dev.platform_data = d; pdev->dev.platform_data = d;
return 0;
} }
return d ? 0 : -ENOMEM; return -ENOMEM;
} }
EXPORT_SYMBOL_GPL(platform_device_add_data); EXPORT_SYMBOL_GPL(platform_device_add_data);