net: Filter incoming netconsole packets by IP

Check the incoming packets' source IP address... if ncip isn't set to a
broadcast address, only listen to the client at ncip.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/net.c b/net/net.c
index a89946e..809fb14 100644
--- a/net/net.c
+++ b/net/net.c
@@ -1161,6 +1161,7 @@ NetReceive(uchar *inpkt, int len)
 
 #ifdef CONFIG_NETCONSOLE
 		nc_input_packet((uchar *)ip + IP_UDP_HDR_SIZE,
+					ntohl(ip->ip_src),
 					ntohs(ip->udp_dst),
 					ntohs(ip->udp_src),
 					ntohs(ip->udp_len) - UDP_HDR_SIZE);