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| author | Yu Watanabe <watanabe.yu+github@gmail.com> | 2021-12-09 05:50:01 +0900 |
|---|---|---|
| committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2021-12-09 09:06:41 +0100 |
| commit | d2d602f4b4c1614c35000dd6a5c351c482902ee4 (patch) | |
| tree | ddada1e55b24ba3a812777498d06c053925e3a10 /src/network/networkd-route-util.c | |
| parent | 283f7c9872d2fb29612bfa767568965e67c5ee80 (diff) | |
| download | systemd-d2d602f4b4c1614c35000dd6a5c351c482902ee4.tar.gz | |
network: refuse empty or numeric route table names
Diffstat (limited to 'src/network/networkd-route-util.c')
| -rw-r--r-- | src/network/networkd-route-util.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/network/networkd-route-util.c b/src/network/networkd-route-util.c index f5b502f464..c202078f07 100644 --- a/src/network/networkd-route-util.c +++ b/src/network/networkd-route-util.c @@ -360,9 +360,19 @@ int config_parse_route_table_names( *num++ = '\0'; + if (isempty(name)) { + log_syntax(unit, LOG_WARNING, filename, line, 0, + "Route table name cannot be empty. Ignoring assignment: %s:%s", name, num); + continue; + } + if (in_charset(name, DIGITS)) { + log_syntax(unit, LOG_WARNING, filename, line, 0, + "Route table name cannot be numeric. Ignoring assignment: %s:%s", name, num); + continue; + } if (STR_IN_SET(name, "default", "main", "local")) { log_syntax(unit, LOG_WARNING, filename, line, 0, - "Route table name %s already predefined. Ignoring assignment: %s:%s", name, name, num); + "Route table name %s is already predefined. Ignoring assignment: %s:%s", name, name, num); continue; } |