Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
---
net/dhcp.c | 16 ++++++++++++++++
1 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/net/dhcp.c b/net/dhcp.c
index 3b035d7..3c48aaa 100644
--- a/net/dhcp.c
+++ b/net/dhcp.c
@@ -536,11 +536,27 @@ static void dhcp_handler(void *ctx, char *packet, unsigned int len)
}
}
+static void dhcp_reset_env(void)
+{
+ struct dhcp_opt *opt;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(dhcp_options); i++) {
+ opt = &dhcp_options[i];
+ if (!opt->barebox_var_name)
+ continue;
+
+ setenv(opt->barebox_var_name,"");
+ }
+}
+
static int do_dhcp(int argc, char *argv[])
{
int ret, opt;
char *vendor_id = (char*)getenv("dhcp_vendor_id");
+ dhcp_reset_env();
+
while((opt = getopt(argc, argv, "v:")) > 0) {
switch(opt) {
case 'v':
--
1.7.9.1
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