video: rockchip: hdmi: fix certain tv blank when mode switch

[firefly-linux-kernel-4.4.55.git] / net / l2tp / l2tp_netlink.c

diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
index f93c5be612a7cb43611708ebb66c25b4db0d27cf..2caaa84ce92dac811c7813ebbb233c9596d03ca0 100644 (file)
--- a/net/l2tp/l2tp_netlink.c
+++ b/net/l2tp/l2tp_netlink.c
@@ -124,8 +124,13 @@ static int l2tp_tunnel_notify(struct genl_family *family,
        ret = l2tp_nl_tunnel_send(msg, info->snd_portid, info->snd_seq,
                                  NLM_F_ACK, tunnel, cmd);
 
-       if (ret >= 0)
-               return genlmsg_multicast_allns(family, msg, 0,  0, GFP_ATOMIC);
+       if (ret >= 0) {
+               ret = genlmsg_multicast_allns(family, msg, 0, 0, GFP_ATOMIC);
+               /* We don't care if no one is listening */
+               if (ret == -ESRCH)
+                       ret = 0;
+               return ret;
+       }
 
        nlmsg_free(msg);
 
@@ -147,8 +152,13 @@ static int l2tp_session_notify(struct genl_family *family,
        ret = l2tp_nl_session_send(msg, info->snd_portid, info->snd_seq,
                                   NLM_F_ACK, session, cmd);
 
-       if (ret >= 0)
-               return genlmsg_multicast_allns(family, msg, 0,  0, GFP_ATOMIC);
+       if (ret >= 0) {
+               ret = genlmsg_multicast_allns(family, msg, 0, 0, GFP_ATOMIC);
+               /* We don't care if no one is listening */
+               if (ret == -ESRCH)
+                       ret = 0;
+               return ret;
+       }
 
        nlmsg_free(msg);