From 5e541c48a7d34e6b6e426bf5b50d7111d7e680f6 Mon Sep 17 00:00:00 2001 From: Sean Edmond Date: Wed, 15 Feb 2023 20:38:36 -0800 Subject: [PATCH] net: ipv6: IPv6 environment variable cleanup Fix "setenv gatewayip6". Synchronize IPv6 local variables with environment variables in netboot_update_env() Signed-off-by: Sean Edmond --- cmd/net.c | 23 ++++++++++++++++++++++- include/env_flags.h | 2 +- 2 files changed, 23 insertions(+), 2 deletions(-) diff --git a/cmd/net.c b/cmd/net.c index d5e20843dd..036b7720a7 100644 --- a/cmd/net.c +++ b/cmd/net.c @@ -186,7 +186,7 @@ U_BOOT_CMD( static void netboot_update_env(void) { - char tmp[22]; + char tmp[44]; if (net_gateway.s_addr) { ip_to_string(net_gateway, tmp); @@ -247,6 +247,27 @@ static void netboot_update_env(void) env_set("ntpserverip", tmp); } #endif + + if (IS_ENABLED(CONFIG_IPV6)) { + if (!ip6_is_unspecified_addr(&net_ip6) || + net_prefix_length != 0) { + sprintf(tmp, "%pI6c", &net_ip6); + if (net_prefix_length != 0) + sprintf(tmp, "%s/%d", tmp, net_prefix_length); + + env_set("ip6addr", tmp); + } + + if (!ip6_is_unspecified_addr(&net_server_ip6)) { + sprintf(tmp, "%pI6c", &net_server_ip6); + env_set("serverip6", tmp); + } + + if (!ip6_is_unspecified_addr(&net_gateway6)) { + sprintf(tmp, "%pI6c", &net_gateway6); + env_set("gatewayip6", tmp); + } + } } /** diff --git a/include/env_flags.h b/include/env_flags.h index 7de58cc57c..d785f87cdc 100644 --- a/include/env_flags.h +++ b/include/env_flags.h @@ -71,7 +71,7 @@ enum env_flags_varaccess { #define NET6_FLAGS \ "ip6addr:s," \ "serverip6:s," \ - "gatewayip6:s" + "gatewayip6:s," #else #define NET6_FLAGS #endif -- 2.39.5