Add bounds checking.

diff --git a/print-mobile.c b/print-mobile.c
index e7de19dc4e28ae56bbdfaf97e38ed810a61e2489..816ffd6e65859917f76da3960b47629d2557a6c7 100644 (file)
--- a/print-mobile.c
+++ b/print-mobile.c
@@ -42,7 +42,7 @@
 
 #ifndef lint
 static const char rcsid[] _U_ =
-     "@(#) $Header: /tcpdump/master/tcpdump/print-mobile.c,v 1.14 2003-11-16 09:36:28 guy Exp $";
+     "@(#) $Header: /tcpdump/master/tcpdump/print-mobile.c,v 1.15 2004-03-24 01:58:14 guy Exp $";
 #endif
 
 #include <tcpdump-stdinc.h>
@@ -77,7 +77,7 @@ mobile_print(const u_char *bp, u_int length)
 
        mob = (const struct mobile_ip *)bp;
 
-       if (length < MOBILE_SIZE) {
+       if (length < MOBILE_SIZE || !TTEST(*mob)) {
                fputs("[|mobile]", stdout);
                return;
        }