Commit c06d7aaf authored by Haowen Bai's avatar Haowen Bai Committed by Andrew Morton
Browse files

kernel: pid_namespace: use NULL instead of using plain integer as pointer 

This fixes the following sparse warnings:
kernel/pid_namespace.c:55:77: warning: Using plain integer as NULL pointer

Link: https://lkml.kernel.org/r/1647944288-2806-1-git-send-email-baihaowen@meizu.com


Signed-off-by: default avatarHaowen Bai <baihaowen@meizu.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 6308499b

kernel/pid_namespace.c

+1 −1
Original line number Diff line number Diff line
@@ -52,7 +52,7 @@ static struct kmem_cache *create_pid_cachep(unsigned int level) 
	/* Name collision forces to do allocation under mutex. */

	if (!*pkc)

		*pkc = kmem_cache_create(name, len, 0,

					 SLAB_HWCACHE_ALIGN | SLAB_ACCOUNT, 0);

					 SLAB_HWCACHE_ALIGN | SLAB_ACCOUNT, NULL);

	mutex_unlock(&pid_caches_mutex);

	/* current can fail, but someone else can succeed. */

	return READ_ONCE(*pkc);