be2net: convert hdr.timeout in be_cmd_loopback_test() to le32

The current code fails on ppc as hdr.timeout is not being converted
to le32.
Signed-off-by: NSathya Perla <sathyap@serverengines.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/benet/be_cmds.c

@@ -1593,7 +1593,7 @@ int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
 
 	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
 			OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req));
-	req->hdr.timeout = 4;
+	req->hdr.timeout = cpu_to_le32(4);
 
 	req->pattern = cpu_to_le64(pattern);
 	req->src_port = cpu_to_le32(port_num);