net: lwip: do_ping() should return CMD_RET_FAILURE when no device
do_ping() expects ping_loop() to return a negative value on error, so
that it can propagate it to the caller as CMD_RET_FAILURE. This is not
the case when no ethernet device is found, so fix that.
Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
diff --git a/net/lwip/ping.c b/net/lwip/ping.c
index 200a702..c586a96 100644
--- a/net/lwip/ping.c
+++ b/net/lwip/ping.c
@@ -121,7 +121,7 @@
netif = net_lwip_new_netif(udev);
if (!netif)
- return CMD_RET_FAILURE;
+ return -ENODEV;
printf("Using %s device\n", udev->name);