diff options
| author | Phil Sutter <phil@nwl.cc> | 2022-10-01 00:10:34 +0200 |
|---|---|---|
| committer | Phil Sutter <phil@nwl.cc> | 2022-10-05 18:19:38 +0200 |
| commit | 9cdb52d655608e92f101cb56562e4756a47abd81 (patch) | |
| tree | 2424b1b545b4b9ee0496c1b042d109871293e23a /extensions/libebt_log.c | |
| parent | dba32a76aacf84181a9bd3ba1e301e59ab49d370 (diff) | |
extensions: libebt_log: Avoid empty log-prefix in output
Just like iptables LOG target, omit --log-prefix from output if the
string is empty.
Diffstat (limited to 'extensions/libebt_log.c')
| -rw-r--r-- | extensions/libebt_log.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/extensions/libebt_log.c b/extensions/libebt_log.c index 8858cf0e..47708d79 100644 --- a/extensions/libebt_log.c +++ b/extensions/libebt_log.c @@ -161,9 +161,10 @@ static void brlog_print(const void *ip, const struct xt_entry_target *target, { struct ebt_log_info *loginfo = (struct ebt_log_info *)target->data; - printf("--log-level %s --log-prefix \"%s\"", - eight_priority[loginfo->loglevel].c_name, - loginfo->prefix); + printf("--log-level %s", eight_priority[loginfo->loglevel].c_name); + + if (loginfo->prefix[0]) + printf(" --log-prefix \"%s\"", loginfo->prefix); if (loginfo->bitmask & EBT_LOG_IP) printf(" --log-ip"); |