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-rw-r--r--kernel/pid_namespace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 70a929784a5d..0bf44afe04dd 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -48,7 +48,7 @@ static struct kmem_cache *create_pid_cachep(unsigned int level)
return kc;
snprintf(name, sizeof(name), "pid_%u", level + 1);
- len = struct_size((struct pid *)NULL, numbers, level + 1);
+ len = struct_size_t(struct pid, numbers, level + 1);
mutex_lock(&pid_caches_mutex);
/* Name collision forces to do allocation under mutex. */
if (!*pkc)