On Wed, 2008-11-26 at 14:40 -0800, Inaky Perez-Gonzalez wrote: > Add an EXPORT_SYMBOL() to genl_unregister_mc_group(), to allow > unregistering groups on the run. EXPORT_SYMBOL_GPL() is not used as > the rest of the functions exported by this module (eg: > genl_register_mc_group) are also not _GPL(). > > Cleanup is currently done when unregistering a family, but there is > no way to unregister a single multicast group due to that function not > being exported. Seems to be a mistake as it is documented as for > external consumption. > > This is needed by the WiMAX stack to be able to cleanup unused mc > groups.
Haven't looked at the users, but you definitely need that as soon as you
need to unregister a group on the fly, so obviously
Acked-by: Johannes Berg <[EMAIL PROTECTED]>
> Signed-off-by: Inaky Perez-Gonzalez <[EMAIL PROTECTED]>
> Cc: Johannes Berg <[EMAIL PROTECTED]>
> Cc: Thomas Graf <[EMAIL PROTECTED]>
> ---
> net/netlink/genetlink.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
> index 3e1191c..1d3dd30 100644
> --- a/net/netlink/genetlink.c
> +++ b/net/netlink/genetlink.c
> @@ -225,6 +225,7 @@ void genl_unregister_mc_group(struct genl_family *family,
> __genl_unregister_mc_group(family, grp);
> genl_unlock();
> }
> +EXPORT_SYMBOL(genl_unregister_mc_group);
>
> static void genl_unregister_mc_groups(struct genl_family *family)
> {
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