Add extern to *_main global variable declarations in header files.

[vpp.git] / src / plugins / ioam / ip6 / ioam_cache.h

diff --git a/src/plugins/ioam/ip6/ioam_cache.h b/src/plugins/ioam/ip6/ioam_cache.h
index 25a8fb6..338ed98 100644 (file)
--- a/src/plugins/ioam/ip6/ioam_cache.h
+++ b/src/plugins/ioam/ip6/ioam_cache.h
@@ -203,7 +203,7 @@ typedef struct
   u32 cleanup_process_node_index;
 } ioam_cache_main_t;
 
-ioam_cache_main_t ioam_cache_main;
+extern ioam_cache_main_t ioam_cache_main;
 
 extern vlib_node_registration_t ioam_cache_node;
 extern vlib_node_registration_t ioam_cache_ts_node;