lib: change FRR interface name length definition

Use the OS provided maximum name length instead of defining an arbitrary
one.

Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org>

diff --git a/lib/if.h b/lib/if.h
index 53cd01946432ea128a75bbf9dc4f5ee412aee879..1c948b875a458a6e178f087042ef70eb3d8aa80a 100644 (file)
--- a/lib/if.h
+++ b/lib/if.h
@@ -103,7 +103,7 @@ enum zebra_link_type {
    #define IFNAMSIZ        16
 */
 
-#define INTERFACE_NAMSIZ      20
+#define INTERFACE_NAMSIZ      IFNAMSIZ
 #define INTERFACE_HWADDR_MAX  20
 
 typedef signed int ifindex_t;