commit 91aa7ccdb2b92c09535d3e309e315635e6ba62a9
author Maciej enczykowski <maze@google.com> Sat Mar 30 05:34:25 2019 -0700
committer android-build-merger <android-build-merger@google.com> Sat Mar 30 05:34:25 2019 -0700
tree 20ae6f8e1ea2f9aca0c9603dfab3c780680be152
parent e6395f1bef4102ad0978f13ea93dcf586653337f
parent 5b9d637742a1a9001a8126ec98cc99495cbdf2fb

clat - turn off spurious log messages caused by IPv6 packets am: 4e1601e533 am: 95da58bb18
am: 5b9d637742

Change-Id: I6bff6e790f2f6208041b327486d47ecc6cfdf3a3

clatd.c

diff --git a/clatd.c b/clatd.c
index 3ccceea..94a0f06 100644
--- a/clatd.c
+++ b/clatd.c
@@ -430,6 +430,11 @@
   }
 
   uint16_t proto = ntohs(tun_header->proto);
+  if (proto == ETH_P_IPV6) {
+    // kernel IPv6 stack spams us with router/neighbour solication,
+    // multicast group joins, etc. which otherwise fills the log...
+    return;
+  }
   if (proto != ETH_P_IP) {
     logmsg(ANDROID_LOG_WARN, "%s: unknown packet type = 0x%x", __func__, proto);
     return;