Don't do IPv6 stuff if INET6 isn't defined.

[tcpdump] / print-decnet.c

diff --git a/print-decnet.c b/print-decnet.c
index 18045150c2d4e15b36759d1c2ffc1ca8a6aa3449..5414ec20b5cdf486287f090ae4185a71c3144a7a 100644 (file)
--- a/print-decnet.c
+++ b/print-decnet.c
@@ -271,7 +271,7 @@ union controlmsg
 /* Macros for decoding routing-info fields */
 #define        RI_COST(x)      ((x)&0777)
 #define        RI_HOPS(x)      (((x)>>10)&037)
-\f
+
 /*
  * NSP protocol fields and values.
  */
@@ -1315,10 +1315,15 @@ dnname_string(u_short dnaddr)
 {
 #ifdef HAVE_DNET_HTOA
        struct dn_naddr dna;
+       char *dnname;
 
        dna.a_len = sizeof(short);
        memcpy((char *)dna.a_addr, (char *)&dnaddr, sizeof(short));
-       return (strdup(dnet_htoa(&dna)));
+       dnname = dnet_htoa(&dna);
+       if(dnname != NULL)
+               return (strdup(dnname));
+       else
+               return(dnnum_string(dnaddr));
 #else
        return(dnnum_string(dnaddr));   /* punt */
 #endif