diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 8c61c27c1b28..09bd89c90a71 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -3894,10 +3894,12 @@ EXPORT_SYMBOL_GPL(skb_gro_receive); void __init skb_init(void) { - skbuff_head_cache = kmem_cache_create("skbuff_head_cache", + skbuff_head_cache = kmem_cache_create_usercopy("skbuff_head_cache", sizeof(struct sk_buff), 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, + offsetof(struct sk_buff, cb), + sizeof_field(struct sk_buff, cb), NULL); skbuff_fclone_cache = kmem_cache_create("skbuff_fclone_cache", sizeof(struct sk_buff_fclones),