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Fix wrong byte order of --dns server

We already fixed it in commit 82fd89a04f, but
the fix got lost in 2dfc4f8.

tuntap_options require host byte order, and we store
dns servers in struct dns_server in network byte order,
what we got from getaddrinfo().

Fix (again) by converting to the host byte order.

Change-Id: I37ca672f05e9d77ec586fa28dadc6dc752e574fb
Signed-off-by: Lev Stipakov <lev@openvpn.net>
Acked-by: Gert Doering <gert@greenie.muc.de>
Message-Id: <20250731152912.21826-1-gert@greenie.muc.de>
URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg32460.html
Signed-off-by: Gert Doering <gert@greenie.muc.de>

Lev Stipakov authored on 2025/08/01 00:29:06
Showing 1 changed files
... ...
@@ -3573,7 +3573,7 @@ tuntap_options_postprocess_dns(struct options *o)
3573 3573
             {
3574 3574
                 if (s->addr[i].family == AF_INET && tt->dns_len + 1 < N_DHCP_ADDR)
3575 3575
                 {
3576
-                    tt->dns[tt->dns_len++] = s->addr[i].in.a4.s_addr;
3576
+                    tt->dns[tt->dns_len++] = ntohl(s->addr[i].in.a4.s_addr);
3577 3577
                 }
3578 3578
                 else if (tt->dns6_len + 1 < N_DHCP_ADDR)
3579 3579
                 {