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sd-dhcp: silently ignore malformed packets
[elogind.git]
/
src
/
libsystemd-dhcp
/
sd-dhcp-client.c
diff --git
a/src/libsystemd-dhcp/sd-dhcp-client.c
b/src/libsystemd-dhcp/sd-dhcp-client.c
index 83d56a244eaa0d6eddd78526e9bda54be7c28d53..d58755a603d664aa23fb3a218b3fdb84edc7b4b0 100644
(file)
--- a/
src/libsystemd-dhcp/sd-dhcp-client.c
+++ b/
src/libsystemd-dhcp/sd-dhcp-client.c
@@
-710,11
+710,11
@@
static int client_handle_message(sd_dhcp_client *client, DHCPMessage *message,
assert(message);
if (be32toh(message->xid) != client->xid)
assert(message);
if (be32toh(message->xid) != client->xid)
- return
-EINVAL
;
+ return
0
;
if (memcmp(&message->chaddr[0], &client->mac_addr.ether_addr_octet,
ETHER_ADDR_LEN))
if (memcmp(&message->chaddr[0], &client->mac_addr.ether_addr_octet,
ETHER_ADDR_LEN))
- return
-EINVAL
;
+ return
0
;
switch (client->state) {
case DHCP_STATE_SELECTING:
switch (client->state) {
case DHCP_STATE_SELECTING:
@@
-843,7
+843,7
@@
static int client_receive_message_udp(sd_event_source *s, int fd,
r = dhcp_packet_verify_headers(packet, BOOTREPLY, len);
if (r < 0)
r = dhcp_packet_verify_headers(packet, BOOTREPLY, len);
if (r < 0)
- return
r
;
+ return
0
;
len -= DHCP_IP_UDP_SIZE;
len -= DHCP_IP_UDP_SIZE;