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-rw-r--r--mm/swap_cgroup.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/mm/swap_cgroup.c b/mm/swap_cgroup.c
index 7f34343c075a..5a9442979a18 100644
--- a/mm/swap_cgroup.c
+++ b/mm/swap_cgroup.c
@@ -167,14 +167,12 @@ unsigned short lookup_swap_cgroup_id(swp_entry_t ent)
int swap_cgroup_swapon(int type, unsigned long max_pages)
{
void *array;
- unsigned long array_size;
unsigned long length;
struct swap_cgroup_ctrl *ctrl;
length = DIV_ROUND_UP(max_pages, SC_PER_PAGE);
- array_size = length * sizeof(void *);
- array = vzalloc(array_size);
+ array = vcalloc(length, sizeof(void *));
if (!array)
goto nomem;