diff options
| author | zhong jiang <zhongjiang@huawei.com> | 2018-08-10 10:40:51 +0800 |
|---|---|---|
| committer | Vladimir Zapolskiy <vz@mleia.com> | 2019-02-03 21:40:09 +0200 |
| commit | 801da462e88dadad046bd24e0c4fdaa2fb95ee36 (patch) | |
| tree | 8f0207f322b2348be60c7ba906ed2cde8a3d423f | |
| parent | ac04fd656928e223ab7eca654d5e83b7f77ffc7b (diff) | |
| download | linux-801da462e88dadad046bd24e0c4fdaa2fb95ee36.tar.bz2 | |
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: zhong jiang <zhongjiang@huawei.com>
[vzapolskiy: resolved a merge conflict]
Signed-off-by: Vladimir Zapolskiy <vz@mleia.com>
| -rw-r--r-- | arch/arm/mach-lpc32xx/pm.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/arm/mach-lpc32xx/pm.c b/arch/arm/mach-lpc32xx/pm.c index 5a4d31488d11..32bca351a73b 100644 --- a/arch/arm/mach-lpc32xx/pm.c +++ b/arch/arm/mach-lpc32xx/pm.c @@ -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 |