Re: [PATCH 1/1] ipv6: fix the noflags test in addrconf_get_prefix_route

[YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>]

Romain KUNTZ wrote:
> From e7ece201c35615c44a3cfdc10ee28ad5a5878f41 Mon Sep 17 00:00:00 2001
> From: Romain Kuntz <r.kuntz@ipflavors.com>
> Date: Wed, 9 Jan 2013 15:02:26 +0100
> Subject: [PATCH 1/1] ipv6: fix the noflags test in addrconf_get_prefix_route
> 
> The tests on the flags in addrconf_get_prefix_route() does no make
> much sense: the 'noflags' parameter contains the set of flags that
> must not match with the route flags, so the test must be done
> against 'noflags', and not against 'flags'.
> 
> Signed-off-by: Romain Kuntz <r.kuntz@ipflavors.com>
> ---
>  net/ipv6/addrconf.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
> index 408cac4a..29ba4ff 100644
> --- a/net/ipv6/addrconf.c
> +++ b/net/ipv6/addrconf.c
> @@ -1877,7 +1877,7 @@ static struct rt6_info *addrconf_get_prefix_route(const struct in6_addr *pfx,
>  			continue;
>  		if ((rt->rt6i_flags & flags) != flags)
>  			continue;
> -		if ((noflags != 0) && ((rt->rt6i_flags & flags) != 0))
> +		if ((rt->rt6i_flags & noflags) != 0)
>  			continue;
>  		dst_hold(&rt->dst);
>  		break;
> 

Acked-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>

--yoshfuji