packet->length is in TCP/IP network byte order. It needs to call ntohs()
to convert to host byte order, which is little-endian.
---
gatchat/ppp_ipcp.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/gatchat/ppp_ipcp.c b/gatchat/ppp_ipcp.c
index a1eacdf..0b3c381 100644
--- a/gatchat/ppp_ipcp.c
+++ b/gatchat/ppp_ipcp.c
@@ -281,7 +281,7 @@ static enum rcr_result ipcp_rcr(struct pppcp_data *pppcp,
return RCR_ACCEPT;
/* Reject all options */
- *new_len = packet->length - sizeof(*packet);
+ *new_len = ntohs(packet->length) - sizeof(*packet);
*new_options = g_memdup(packet->data, *new_len);
return RCR_REJECT;
--
1.6.3.3
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