WB: Fix a bounds check

diff --git a/print-wb.c b/print-wb.c
index 278e846d24623db4afb87867cbd9bb9e65e2920f..b2cd54ca1348eeaefb485a45b558faeb02b1b00c 100644 (file)
--- a/print-wb.c
+++ b/print-wb.c
@@ -203,7 +203,7 @@ wb_id(netdissect_options *ndo,
        len -= sizeof(*io) * nid;
        io = (const struct id_off *)(id + 1);
        cp = (const char *)(io + nid);
-       if (ND_TTEST2(cp, len)) {
+       if (ND_TTEST2(*cp, len)) {
                ND_PRINT((ndo, "\""));
                fn_print(ndo, (const u_char *)cp, (const u_char *)cp + len);
                ND_PRINT((ndo, "\""));