X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/ed85e20e4d6a27d5405f37366dd34b64c10a9211..refs/pull/435/head:/print-decnet.c

diff --git a/print-decnet.c b/print-decnet.c
index 18045150..5414ec20 100644
--- 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)
-
+
 /*
  * 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