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authorHervé Poussineau <hpoussin@reactos.org>2010-09-13 23:01:30 +0200
committerEdgar E. Iglesias <edgar.iglesias@gmail.com>2010-09-17 12:46:27 +0200
commit0d491754d00a70c6af675312b9de8e382240a8bb (patch)
treeb3bee64b3f0e55fe556a18b05acca1f2fc3f1051 /slirp/ip_input.c
parentabdfd9500e07fab7d6ffd4385fa30a065c329a39 (diff)
downloadqemu-arm-0d491754d00a70c6af675312b9de8e382240a8bb.tar.gz
Accept packets with TTL=1
Packets with TTL=1 may be directed to local network (DHCP/DNS servers for example), so don't discard them This is required by old versions of NetBSD which send DHCP DISCOVER packets with TTL=1 Signed-off-by: Hervé Poussineau <hpoussin@reactos.org> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Diffstat (limited to 'slirp/ip_input.c')
-rw-r--r--slirp/ip_input.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/slirp/ip_input.c b/slirp/ip_input.c
index 0fe0ff779e..768ab0cd49 100644
--- a/slirp/ip_input.c
+++ b/slirp/ip_input.c
@@ -144,7 +144,7 @@ ip_input(struct mbuf *m)
m_adj(m, ip->ip_len - m->m_len);
/* check ip_ttl for a correct ICMP reply */
- if(ip->ip_ttl==0 || ip->ip_ttl==1) {
+ if(ip->ip_ttl==0) {
icmp_error(m, ICMP_TIMXCEED,ICMP_TIMXCEED_INTRANS, 0,"ttl");
goto bad;
}