[NETLINK]: Use group numbers instead of bitmasks internally

Using the group number allows increasing the number of groups without
beeing limited by the size of the bitmask. It introduces one limitation
for netlink users: messages can't be broadcasted to multiple groups anymore,
however this feature was never used inside the kernel.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index eab51f9c9c86..c724c9d4984a 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -107,7 +107,7 @@ struct netlink_skb_parms
         struct ucred            creds;          /* Skb credentials      */
         __u32                   pid;
         __u32                   dst_pid;
-        __u32                   dst_groups;
+        __u32                   dst_group;
         kernel_cap_t            eff_cap;
         __u32                   loginuid;       /* Login (audit) uid */
 };