From: Tomas Krizek <tomas.krizek@nic.cz>
Date: Tue, 27 Jul 2021 21:56:59 +0000 (+0200)
Subject: logging: linter nitpicks
X-Git-Tag: v5.4.0~2^2~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=da3ac960938c045c74ec1e61965f37fb6774e579;p=thirdparty%2Fknot-resolver.git

logging: linter nitpicks
---

diff --git a/.luacheckrc b/.luacheckrc
index 0134706e8..28ef054d1 100644
--- a/.luacheckrc
+++ b/.luacheckrc
@@ -39,6 +39,9 @@ new_read_globals = {
 	'log_fmt',
 	'log_qry',
 	'log_req',
+	'log_level',
+	'log_target',
+	'log_groups',
 	'LOG_CRIT',
 	'LOG_ERR',
 	'LOG_WARNING',
diff --git a/doc/config-logging-monitoring.rst b/doc/config-logging-monitoring.rst
index 6e6035296..4516bee56 100644
--- a/doc/config-logging-monitoring.rst
+++ b/doc/config-logging-monitoring.rst
@@ -62,6 +62,7 @@ set by :func:`log_level`.
   remove all log groups, call the function with an empty table.
 
   .. code-block:: lua
+
      log_groups({'io', 'tls'}  -- turn on debug logging for io and tls groups
      log_groups()              -- list active log groups
      log_groups({})            -- remove all log groups
diff --git a/lib/log.c b/lib/log.c
index ede5b83ec..ef1e508b5 100644
--- a/lib/log.c
+++ b/lib/log.c
@@ -220,8 +220,6 @@ void kr_log_level_set(kr_log_level_t level)
 	setlogmask(LOG_UPTO(kr_log_level));
 
 	kr_gnutls_log_level_set();
-
-	return;
 }
 
 void kr_log_group_add(enum kr_log_group group)