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Do not coredump if the packet is too long in the global (non-interface

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associated) instance.

The result is that the packet is dropped without an indication
that smaller MTU is advisable, which is not optimal, but better
than a NULL pointer deref.

Approved by:	re (glebius)
This commit is contained in:
Poul-Henning Kamp 2016-06-28 20:10:30 +00:00
parent 77c7a21036
commit 6481f66b90
1 changed files with 1 additions and 1 deletions
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sbin/natd/natd.c
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@ -618,7 +618,7 @@ static void DoGlobal (int fd)
if (wrote != bytes) {
if (errno == EMSGSIZE) {
if (errno == EMSGSIZE && mip != NULL) {
if (mip->ifMTU != -1)
SendNeedFragIcmp (icmpSock,