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-rw-r--r--mdk-stage1/network.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/mdk-stage1/network.c b/mdk-stage1/network.c
index 1eb786cc8..13085cfcc 100644
--- a/mdk-stage1/network.c
+++ b/mdk-stage1/network.c
@@ -348,8 +348,12 @@ static void static_ip_callback(char ** strings)
{
struct in_addr addr;
- if (!inet_aton(strings[0], &addr))
+ static int done = 0;
+ if (done)
+ return;
+ if (streq(strings[0], "") || !inet_aton(strings[0], &addr))
return;
+ done = 1;
if (!strcmp(strings[1], "")) {
char * ptr;
@@ -400,6 +404,11 @@ static enum return_type setup_network_interface(struct interface_info * intf)
dns_server.s_addr = 0; /* keep an understandable state */
}
+ if (streq(answers[0], answers[1])) {
+ log_message("IP and DNS are the same, guess you don't want a DNS, disabling it");
+ dns_server.s_addr = 0; /* keep an understandable state */
+ }
+
if (!inet_aton(answers[2], &gateway)) {
log_message("invalid gateway");
gateway.s_addr = 0; /* keep an understandable state */