X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/da20bc56d6100b5275d6f85c4a25bac1dab4e57e..0d52da1a967932f479912f8049b35c0112a7c708:/print-udld.c

diff --git a/print-udld.c b/print-udld.c
index 69bdea46..0bc71ea8 100644
--- a/print-udld.c
+++ b/print-udld.c
@@ -104,12 +104,12 @@ udld_print (netdissect_options *ndo, const u_char *pptr, u_int length)
 
     tptr = pptr;
 
-    ND_TCHECK2(*tptr, UDLD_HEADER_LEN);
+    ND_TCHECK_LEN(tptr, UDLD_HEADER_LEN);
 
-    code = UDLD_EXTRACT_OPCODE(*tptr);
+    code = UDLD_EXTRACT_OPCODE(EXTRACT_U_1(tptr));
 
     ND_PRINT((ndo, "UDLDv%u, Code %s (%x), Flags [%s] (0x%02x), length %u",
-           UDLD_EXTRACT_VERSION(*tptr),
+           UDLD_EXTRACT_VERSION(EXTRACT_U_1(tptr)),
            tok2str(udld_code_values, "Reserved", code),
            code,
            bittok2str(udld_flags_values, "none", EXTRACT_U_1((tptr + 1))),
@@ -129,7 +129,7 @@ udld_print (netdissect_options *ndo, const u_char *pptr, u_int length)
 
     while (tptr < (pptr+length)) {
 
-        ND_TCHECK2(*tptr, 4);
+        ND_TCHECK_4(tptr);
 	type = EXTRACT_BE_U_2(tptr);
         len  = EXTRACT_BE_U_2(tptr + 2);
 
@@ -147,7 +147,7 @@ udld_print (netdissect_options *ndo, const u_char *pptr, u_int length)
         len -= 4;
         tptr += 4;
 
-        ND_TCHECK2(*tptr, len);
+        ND_TCHECK_LEN(tptr, len);
 
         switch (type) {
         case UDLD_DEVICE_ID_TLV:
@@ -166,7 +166,7 @@ udld_print (netdissect_options *ndo, const u_char *pptr, u_int length)
         case UDLD_TIMEOUT_INTERVAL_TLV:
             if (len != 1)
                 goto invalid;
-            ND_PRINT((ndo, ", %us", (*tptr)));
+            ND_PRINT((ndo, ", %us", (EXTRACT_U_1(tptr))));
             break;
 
         case UDLD_SEQ_NUMBER_TLV: