UDLD: Fix "Unchecked return value" found by Coverity

The bounds check is already done before by ND_TCHECK2(*tptr, len).
So we are deliberately ignoring the return value of fn_printn with last
argument NULL (no bounds check).

diff --git a/print-udld.c b/print-udld.c
index 22a3487f4fdb9daa2ed4aa8668951c452eafee79..0dc10d3c62a9c4d70a97a2f798f183ad6beebe1e 100644 (file)
--- a/print-udld.c
+++ b/print-udld.c
@@ -158,7 +158,7 @@ udld_print (netdissect_options *ndo, const u_char *pptr, u_int length)
 
         case UDLD_ECHO_TLV:
             ND_PRINT((ndo, ", "));
-            fn_printn(ndo, tptr, len, NULL);
+            (void)fn_printn(ndo, tptr, len, NULL);
             break;
 
         case UDLD_MESSAGE_INTERVAL_TLV: