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Commit 801da462 authored by zhong jiang's avatar zhong jiang Committed by Vladimir Zapolskiy
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ARM: lpc32xx: Use kmemdup to replace duplicating its implementation 



kmemdup is better than kmalloc() + memcpy(), and we do not like
open code. So just use kmemdup instead.

Signed-off-by: default avatarzhong jiang <zhongjiang@huawei.com>
[vzapolskiy: resolved a merge conflict]
Signed-off-by: default avatarVladimir Zapolskiy <vz@mleia.com>
parent ac04fd65

arch/arm/mach-lpc32xx/pm.c

+2 −5
Original line number Diff line number Diff line
@@ -86,14 +86,11 @@ static int lpc32xx_pm_enter(suspend_state_t state) 
	void *iram_swap_area;



	/* Allocate some space for temporary IRAM storage */

	iram_swap_area = kmalloc(lpc32xx_sys_suspend_sz, GFP_KERNEL);

	iram_swap_area = kmemdup((void *)TEMP_IRAM_AREA,

				 lpc32xx_sys_suspend_sz, GFP_KERNEL);

	if (!iram_swap_area)

		return -ENOMEM;



	/* Backup a small area of IRAM used for the suspend code */

	memcpy(iram_swap_area, (void *) TEMP_IRAM_AREA,

		lpc32xx_sys_suspend_sz);



	/*

	 * Copy code to suspend system into IRAM. The suspend code

	 * needs to run from IRAM as DRAM may no longer be available