Use more the EXTRACT_U_1() macro (40/n)

[tcpdump] / print-isoclns.c

diff --git a/print-isoclns.c b/print-isoclns.c
index 0f2c179e3d277f889731df8fe39b7367d097a867..e4bc69412abc34bacdb347cabec8fef0f54bff5b 100644 (file)
--- a/print-isoclns.c
+++ b/print-isoclns.c
@@ -678,7 +678,7 @@ isoclns_print(netdissect_options *ndo, const uint8_t *p, u_int length)
        }
 
        if (ndo->ndo_eflag)
-               ND_PRINT((ndo, "OSI NLPID %s (0x%02x): ", tok2str(nlpid_values, "Unknown", EXTRACT_U_1(p)), *p));
+               ND_PRINT((ndo, "OSI NLPID %s (0x%02x): ", tok2str(nlpid_values, "Unknown", EXTRACT_U_1(p)), EXTRACT_U_1(p)));
 
        switch (*p) {
 
@@ -718,7 +718,7 @@ isoclns_print(netdissect_options *ndo, const uint8_t *p, u_int length)
 
        default:
                if (!ndo->ndo_eflag)
-                       ND_PRINT((ndo, "OSI NLPID 0x%02x unknown", *p));
+                       ND_PRINT((ndo, "OSI NLPID 0x%02x unknown", EXTRACT_U_1(p)));
                ND_PRINT((ndo, "%slength: %u", ndo->ndo_eflag ? "" : ", ", length));
                if (length > 1)
                        print_unknown_data(ndo, p, "\n\t", length);
@@ -1666,17 +1666,19 @@ isis_print_id(const uint8_t *cp, int id_len)
     if (sysid_len > id_len)
         sysid_len = id_len;
     for (i = 1; i <= sysid_len; i++) {
-        snprintf(pos, sizeof(id) - (pos - id), "%02x", *cp++);
+        snprintf(pos, sizeof(id) - (pos - id), "%02x", EXTRACT_U_1(cp));
+       cp++;
        pos += strlen(pos);
        if (i == 2 || i == 4)
            *pos++ = '.';
        }
     if (id_len >= NODE_ID_LEN) {
-        snprintf(pos, sizeof(id) - (pos - id), ".%02x", *cp++);
+        snprintf(pos, sizeof(id) - (pos - id), ".%02x", EXTRACT_U_1(cp));
+       cp++;
        pos += strlen(pos);
     }
     if (id_len == LSP_ID_LEN)
-        snprintf(pos, sizeof(id) - (pos - id), "-%02x", *cp);
+        snprintf(pos, sizeof(id) - (pos - id), "-%02x", EXTRACT_U_1(cp));
     return (id);
 }