X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fgre%2Fgre.h;h=9c12eb4bc1325f4722d835b5a48309e6d9840f9d;hb=71612d61930e57e7c8ebf9e5647b15a4b23720b2;hp=ad3e025a0ff001056f10a7687afa2038e3309f64;hpb=92b0275a364022af6ab828dfac83e38c0117cfe6;p=vpp.git

diff --git a/src/vnet/gre/gre.h b/src/vnet/gre/gre.h
index ad3e025a0ff..9c12eb4bc13 100644
--- a/src/vnet/gre/gre.h
+++ b/src/vnet/gre/gre.h
@@ -195,7 +195,7 @@ gre_get_protocol_info (gre_main_t * em, gre_protocol_t protocol)
   return p ? vec_elt_at_index (em->protocol_infos, p[0]) : 0;
 }
 
-gre_main_t gre_main;
+extern gre_main_t gre_main;
 
 /* Register given node index to take input for given gre type. */
 void