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ACPI: replace kmalloc+memcpy with kmemdup

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Replace the combination of kmalloc() and memcpy() in acpi_run_osc()
with a single call to kmemdup().

[rjw: Changelog]
Signed-off-by: Andrei Epure <epure.andrei@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Andrei Epure 2013-03-11 08:20:16 +00:00 committed by Rafael J. Wysocki
parent 82160dd8ba
commit e2cb5f0846
1 changed files with 2 additions and 3 deletions
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5
drivers/acpi/bus.c
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@ -288,13 +288,12 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context)
} }
out_success: out_success:
context->ret.length = out_obj->buffer.length; context->ret.length = out_obj->buffer.length;
context->ret.pointer = kmalloc(context->ret.length, GFP_KERNEL); context->ret.pointer = kmemdup(out_obj->buffer.pointer,
context->ret.length, GFP_KERNEL);
if (!context->ret.pointer) { if (!context->ret.pointer) {
status = AE_NO_MEMORY; status = AE_NO_MEMORY;
goto out_kfree; goto out_kfree;
} }
memcpy(context->ret.pointer, out_obj->buffer.pointer,
context->ret.length);
status = AE_OK; status = AE_OK;
out_kfree: out_kfree: