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Re: [PATCH net-next] security: drop the unused hook skb_owned_by

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On 4/8/2016 3:20 AM, Paolo Abeni wrote:
> The skb_owned_by hook was added with the commit ca10b9e9a8ca
> ("selinux: add a skb_owned_by() hook") and later removed
> when said commit was reverted.
>
> Later on, when switching to list of hooks, a field named
> 'skb_owned_by' was included into the security_hook_head struct,
> but without any users nor caller.
>
> This commit removes the said left-over field.
>
> Fixes: b1d9e6b0646d ("LSM: Switch to lists of hooks")
> Signed-off-by: Paolo Abeni <pabeni@redhat.com>

Acked-by: Casey Schaufler <casey@schaufler-ca.com>

> ---
>  include/linux/lsm_hooks.h | 1 -
>  security/security.c       | 1 -
>  2 files changed, 2 deletions(-)
>
> diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
> index cdee11c..ae25378 100644
> --- a/include/linux/lsm_hooks.h
> +++ b/include/linux/lsm_hooks.h
> @@ -1804,7 +1804,6 @@ struct security_hook_heads {
>  	struct list_head tun_dev_attach_queue;
>  	struct list_head tun_dev_attach;
>  	struct list_head tun_dev_open;
> -	struct list_head skb_owned_by;
>  #endif	/* CONFIG_SECURITY_NETWORK */
>  #ifdef CONFIG_SECURITY_NETWORK_XFRM
>  	struct list_head xfrm_policy_alloc_security;
> diff --git a/security/security.c b/security/security.c
> index 3644b03..554c3fb 100644
> --- a/security/security.c
> +++ b/security/security.c
> @@ -1848,7 +1848,6 @@ struct security_hook_heads security_hook_heads = {
>  	.tun_dev_attach =
>  		LIST_HEAD_INIT(security_hook_heads.tun_dev_attach),
>  	.tun_dev_open =	LIST_HEAD_INIT(security_hook_heads.tun_dev_open),
> -	.skb_owned_by =	LIST_HEAD_INIT(security_hook_heads.skb_owned_by),
>  #endif	/* CONFIG_SECURITY_NETWORK */
>  #ifdef CONFIG_SECURITY_NETWORK_XFRM
>  	.xfrm_policy_alloc_security =

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[PATCH net-next] security: drop the unused hook skb_owned_by Paolo Abeni <pabeni@redhat.com> - 2016-04-08 12:30 +0200
  Re: [PATCH net-next] security: drop the unused hook skb_owned_by Casey Schaufler <casey@schaufler-ca.com> - 2016-04-08 18:30 +0200
  Re: [PATCH net-next] security: drop the unused hook skb_owned_by Paul Moore <paul@paul-moore.com> - 2016-04-08 21:40 +0200
  Re: [PATCH net-next] security: drop the unused hook skb_owned_by James Morris <jmorris@namei.org> - 2016-04-11 04:00 +0200

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