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net: lwip: add restart support to ping

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Use net_start_again() in do_ping() to determine if a failed ping should
be restarted on a different interface.

Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Jerome Forissier
2025-04-15 23:17:38 +02:00
parent 761fe6719c
commit 7156533162
1 changed files with 7 additions and 5 deletions
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12
net/lwip/ping.c
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@@ -168,11 +168,13 @@ int do_ping(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
if (!ipaddr_aton(argv[1], &addr))
return CMD_RET_USAGE;
if (net_lwip_eth_start() < 0)
return CMD_RET_FAILURE;
if (ping_loop(eth_get_dev(), &addr) < 0)
return CMD_RET_FAILURE;
restart:
if (net_lwip_eth_start() < 0 || ping_loop(eth_get_dev(), &addr) < 0) {
if (net_start_again() == 0)
goto restart;
else
return CMD_RET_FAILURE;
}
return CMD_RET_SUCCESS;
}