X-Git-Url: https://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=modules%2Fppp.c;h=f386e5bbc2ac6d2e6a2ed5e165d68880808f15f3;hp=57bf02a27b2001027436cab1598c2d477f3f6258;hb=0631a591f5290ceb3a0eb3004d890f5273f13b42;hpb=1e1a4695859cbe84201bb8da80bc8b59b5b4a1df

diff --git a/modules/ppp.c b/modules/ppp.c
index 57bf02a..f386e5b 100644
--- a/modules/ppp.c
+++ b/modules/ppp.c
@@ -24,7 +24,7 @@
  * OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS,
  * OR MODIFICATIONS.
  *
- * $Id: ppp.c,v 1.12 1997/07/14 03:51:15 paulus Exp $
+ * $Id: ppp.c,v 1.13 1997/11/27 06:05:36 paulus Exp $
  */
 
 /*
@@ -1859,7 +1859,7 @@ ip_hard_filter(us, mp, outbound)
     switch (proto)
     {
     case PPP_IP:
-	if ((mp->b_wptr - mp->b_rptr) == PPP_HDRLEN) {
+	if ((mp->b_wptr - mp->b_rptr) == PPP_HDRLEN && mp->b_cont != 0) {
 	    temp_mp = mp->b_cont;
     	    len = msgdsize(temp_mp);
 	    hlen = (len < MAX_IPHDR) ? len : MAX_IPHDR;