network: accept NUL character in SendOption=

Closes #14609.
2020-01-27 18:11:08 +09:00 · 2020-01-27 18:11:08 +09:00 · 732e3a6104
parent a6a36dea2d
commit 732e3a6104
1 changed files with 1 additions and 1 deletions
--- a/src/network/networkd-dhcp-common.c
+++ b/src/network/networkd-dhcp-common.c
@ -390,7 +390,7 @@ int config_parse_dhcp_send_option(
                break;
        }
        case DHCP_OPTION_DATA_STRING:
-                sz = cunescape(p, 0, &q);
+                sz = cunescape(p, UNESCAPE_ACCEPT_NUL, &q);
                if (sz < 0) {
                        log_syntax(unit, LOG_ERR, filename, line, sz,
                                   "Failed to decode DHCPv4 option data, ignoring assignment: %s", p);