Changeset 53360 in vbox for trunk

Timestamp:

Nov 20, 2014 2:18:55 PM (10 years ago)

Author:

vboxsync

Message:

NAT: fix in_cksum_skip() calls - "len" parameter must include the
"skip"ped amount.

File:

• trunk/src/VBox/Devices/Network/slirp/ip_icmpwin.c (modified) (2 diffs)

trunk/src/VBox/Devices/Network/slirp/ip_icmpwin.c

@@ -315 +315 @@
         m_append(pData, m, reqsize, reply->Data);
 
-        icmp->icmp_cksum = in_cksum_skip(m, sizeof(*icmp) + reqsize, sizeof(*ip));
+        icmp->icmp_cksum = in_cksum_skip(m, ip->ip_len, sizeof(*ip));
     }
     else {
@@ -412 +412 @@
     m_append(pData, m, sizeof(pong->reqicmph), (caddr_t)&pong->reqicmph);
 
-    icmp->icmp_cksum = in_cksum_skip(m, sizeof(*icmp) + reqsize, sizeof(*ip));
+    icmp->icmp_cksum = in_cksum_skip(m, ip->ip_len, sizeof(*ip));
 
     return m;