net: Check subnet against the actual ip address in use for nfs

The check for sending to the gateway was not using the correct variable
for comparison, so it was reporting that packets are sent to the gateway
when they were not.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/net/nfs.c b/net/nfs.c
index 9a16765..7e8af28 100644
--- a/net/nfs.c
+++ b/net/nfs.c
@@ -896,7 +896,7 @@
 		struct in_addr server_net;
 
 		our_net.s_addr = net_ip.s_addr & net_netmask.s_addr;
-		server_net.s_addr = net_server_ip.s_addr & net_netmask.s_addr;
+		server_net.s_addr = nfs_server_ip.s_addr & net_netmask.s_addr;
 		if (our_net.s_addr != server_net.s_addr)
 			debug("; sending through gateway %pI4",
 			      &net_gateway);