Re: [PATCH] netfilter: ctnetlink: Make some parameters integer to avoid enum mismatch

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On Wed, 2017-04-19 at 11:39 -0700, Matthias Kaehlcke wrote:
> Not all parameters passed to ctnetlink_parse_tuple() and
> ctnetlink_exp_dump_tuple() match the enum type in the signatures of these
> functions.

Maybe that should be changed/fixed.

> Since this is intended change the argument type of to be an int
> value.

u32 is not int, it's unsigned int

> Signed-off-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
> ---
>  net/netfilter/nf_conntrack_netlink.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
> index dc7dfd68fafe..775eb5d9165b 100644
> --- a/net/netfilter/nf_conntrack_netlink.c
> +++ b/net/netfilter/nf_conntrack_netlink.c
> @@ -1006,9 +1006,8 @@ static const struct nla_policy tuple_nla_policy[CTA_TUPLE_MAX+1] = {
>  
>  static int
>  ctnetlink_parse_tuple(const struct nlattr * const cda[],
> -		      struct nf_conntrack_tuple *tuple,
> -		      enum ctattr_type type, u_int8_t l3num,
> -		      struct nf_conntrack_zone *zone)
> +		      struct nf_conntrack_tuple *tuple, u32 type,
> +		      u_int8_t l3num, struct nf_conntrack_zone *zone)
>  {
>  	struct nlattr *tb[CTA_TUPLE_MAX+1];
>  	int err;
> @@ -2443,7 +2442,7 @@ static struct nfnl_ct_hook ctnetlink_glue_hook = {
>  
>  static int ctnetlink_exp_dump_tuple(struct sk_buff *skb,
>  				    const struct nf_conntrack_tuple *tuple,
> -				    enum ctattr_expect type)
> +				    u32 type)
>  {
>  	struct nlattr *nest_parms;
>  
--
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