Re: [PATCH 1/2,libnftnl] Free user data in unsetters

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On Thu, Jun 02, 2016 at 12:40:23PM +0200, Carlos Falgueras García wrote:
> Signed-off-by: Carlos Falgueras García <carlosfg@xxxxxxxxxx>
> ---
>  src/rule.c     | 2 ++
>  src/set_elem.c | 2 ++
>  2 files changed, 4 insertions(+)
> 
> diff --git a/src/rule.c b/src/rule.c
> index 8ee8648..3576e32 100644
> --- a/src/rule.c
> +++ b/src/rule.c
> @@ -112,6 +112,8 @@ void nftnl_rule_unset(struct nftnl_rule *r, uint16_t attr)
>  	case NFTNL_RULE_POSITION:
>  	case NFTNL_RULE_FAMILY:
>  	case NFTNL_RULE_USERDATA:
> +		xfree(r->user.data);
> +		r->user.len = 0;

I think we don't need to reset user.len, right?

>  		break;
>  	}
>  
> diff --git a/src/set_elem.c b/src/set_elem.c
> index b9c7e1e..47ad6f4 100644
> --- a/src/set_elem.c
> +++ b/src/set_elem.c
> @@ -82,6 +82,8 @@ void nftnl_set_elem_unset(struct nftnl_set_elem *s, uint16_t attr)
>  	case NFTNL_SET_ELEM_TIMEOUT:	/* NFTA_SET_ELEM_TIMEOUT */
>  	case NFTNL_SET_ELEM_EXPIRATION:	/* NFTA_SET_ELEM_EXPIRATION */
>  	case NFTNL_SET_ELEM_USERDATA:	/* NFTA_SET_ELEM_USERDATA */
> +		xfree(s->user.data);
> +		s->user.len = 0;
>  		break;
>  	case NFTNL_SET_ELEM_EXPR:
>  		if (s->flags & (1 << NFTNL_SET_ELEM_EXPR)) {
> -- 
> 2.8.2
> 
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