treewide: Use array_size() in vmalloc()

[linux-2.6-block.git] / kernel / cgroup / cgroup-v1.c

diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index 9b3f9b04f8175d98ea3e24bd57625066310dd7df..8b4f0768efd62244d3939b985059963371e04d63 100644 (file)
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -195,7 +195,7 @@ struct cgroup_pidlist {
 static void *pidlist_allocate(int count)
 {
        if (PIDLIST_TOO_LARGE(count))
-               return vmalloc(count * sizeof(pid_t));
+               return vmalloc(array_size(count, sizeof(pid_t)));
        else
                return kmalloc_array(count, sizeof(pid_t), GFP_KERNEL);
 }