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kernel: power: swap: use kzalloc() instead of kmalloc() followed by memset() 

Use zeroing allocator instead of using allocator
followed with memset with 0

Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
[ rjw: Subject ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Fuqian Huang 2019-06-28 10:50:35 +08:00 committed by Rafael J. Wysocki
parent e9bea8f98a
commit 2f02a7ecd5
1 changed files with 1 additions and 2 deletions
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3
kernel/power/swap.c
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@ -974,12 +974,11 @@ static int get_swap_reader(struct swap_map_handle *handle,
last = handle->maps = NULL;
offset = swsusp_header->image;
while (offset) {
tmp = kmalloc(sizeof(*handle->maps), GFP_KERNEL);
tmp = kzalloc(sizeof(*handle->maps), GFP_KERNEL);
if (!tmp) {
release_swap_reader(handle);
return -ENOMEM;
}
memset(tmp, 0, sizeof(*tmp));
if (!handle->maps)
handle->maps = tmp;
if (last)