[NETLINK]: Fix missing dst_groups initializations in netlink_broadcast users

netlink_broadcast users must initialize NETLINK_CB(skb).dst_groups to the
destination group mask for netlink_recvmsg.

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

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c
index 88f4d746aa05..bc000619f4f8 100644
--- a/lib/kobject_uevent.c
+++ b/lib/kobject_uevent.c
@@ -93,6 +93,7 @@ static int send_uevent(const char *signal, const char *obj,
                 }
         }
 
+        NETLINK_CB(skb).dst_groups = 1;
         return netlink_broadcast(uevent_sock, skb, 0, 1, gfp_mask);
 }