===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/dh.c,v
retrieving revision 1.31
retrieving revision 1.32
diff -u -r1.31 -r1.32
--- src/usr.bin/ssh/dh.c	2004/08/04 10:37:52	1.31
+++ src/usr.bin/ssh/dh.c	2006/03/19 02:24:05	1.32
@@ -23,7 +23,7 @@
  */
 
 #include "includes.h"
-RCSID("$OpenBSD: dh.c,v 1.31 2004/08/04 10:37:52 djm Exp $");
+RCSID("$OpenBSD: dh.c,v 1.32 2006/03/19 02:24:05 djm Exp $");
 
 #include "xmalloc.h"
 
@@ -46,7 +46,8 @@
 	char *strsize, *gen, *prime;
 
 	cp = line;
-	arg = strdelim(&cp);
+	if ((arg = strdelim(&cp)) == NULL)
+		return 0;
 	/* Ignore leading whitespace */
 	if (*arg == '\0')
 		arg = strdelim(&cp);