Use more the EXTRACT_U_1() macro (37/n)

In some snprintf() calls.

diff --git a/print-isoclns.c b/print-isoclns.c
index 8ec0658415a193041ac9a57adfe04bc97232f6ec..e4bc69412abc34bacdb347cabec8fef0f54bff5b 100644 (file)
--- a/print-isoclns.c
+++ b/print-isoclns.c
@@ -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);
 }