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| author | Cai Huoqing <caihuoqing@baidu.com> | 2021-10-18 16:16:21 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2021-10-21 14:04:57 +0300 |
| commit | 9437e393777e6d6c30807c2e9abe27b14703e7f4 (patch) | |
| tree | 88b2622556bc1ab96a3e1c27b041226030b0cada /kernel/power/swap.c | |
| parent | 01de5fcd8b1ac0ca28d2bb0921226a54fdd62684 (diff) | |
| download | linux-9437e393777e6d6c30807c2e9abe27b14703e7f4.tar.xz | |
PM: hibernate: swap: Use vzalloc() and kzalloc()
Replace vmalloc()/memset() with vzalloc() and kmalloc()/memset() with
kzalloc() to simplify the code.
Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'kernel/power/swap.c')
| -rw-r--r-- | kernel/power/swap.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/kernel/power/swap.c b/kernel/power/swap.c index 47107f9cd14c..d59420b8d5ff 100644 --- a/kernel/power/swap.c +++ b/kernel/power/swap.c @@ -705,22 +705,19 @@ static int save_image_lzo(struct swap_map_handle *handle, goto out_clean; } - data = vmalloc(array_size(nr_threads, sizeof(*data))); + data = vzalloc(array_size(nr_threads, sizeof(*data))); if (!data) { pr_err("Failed to allocate LZO data\n"); ret = -ENOMEM; goto out_clean; } - for (thr = 0; thr < nr_threads; thr++) - memset(&data[thr], 0, offsetof(struct cmp_data, go)); - crc = kmalloc(sizeof(*crc), GFP_KERNEL); + crc = kzalloc(sizeof(*crc), GFP_KERNEL); if (!crc) { pr_err("Failed to allocate crc\n"); ret = -ENOMEM; goto out_clean; } - memset(crc, 0, offsetof(struct crc_data, go)); /* * Start the compression threads. @@ -1198,22 +1195,19 @@ static int load_image_lzo(struct swap_map_handle *handle, goto out_clean; } - data = vmalloc(array_size(nr_threads, sizeof(*data))); + data = vzalloc(array_size(nr_threads, sizeof(*data))); if (!data) { pr_err("Failed to allocate LZO data\n"); ret = -ENOMEM; goto out_clean; } - for (thr = 0; thr < nr_threads; thr++) - memset(&data[thr], 0, offsetof(struct dec_data, go)); - crc = kmalloc(sizeof(*crc), GFP_KERNEL); + crc = kzalloc(sizeof(*crc), GFP_KERNEL); if (!crc) { pr_err("Failed to allocate crc\n"); ret = -ENOMEM; goto out_clean; } - memset(crc, 0, offsetof(struct crc_data, go)); clean_pages_on_decompress = true; |