check_dns: Linter fixes

1 files changed, 12 insertions, 8 deletions

diff --git a/plugins/check_dns.c b/plugins/check_dns.c
index 911853b..e5ca581 100644
--- a/plugins/check_dns.c
+++ b/plugins/check_dns.c
@@ -39,11 +39,11 @@ const char *email = "devel@monitoring-plugins.org";
 #include "netutils.h"
 #include "runcmd.h"
 
-static int process_arguments(int, char **);
+static int process_arguments(int /*argc*/, char ** /*argv*/);
 static int validate_arguments(void);
-static int error_scan(char *, bool *);
-static bool ip_match_cidr(const char *, const char *);
-static unsigned long ip2long(const char *);
+static int error_scan(char * /*input_buffer*/, bool *);
+static bool ip_match_cidr(const char * /*addr*/, const char * /*cidr_ro*/);
+static unsigned long ip2long(const char * /*src*/);
 static void print_help(void);
 void print_usage(void);
 
@@ -81,7 +81,8 @@ int main(int argc, char **argv) {
         long microsec;
         struct timeval tv;
         bool parse_address = false; /* This flag scans for Address: but only after Name: */
-        output chld_out, chld_err;
+        output chld_out;
+        output chld_err;
         bool is_nxdomain = false;
 
         setlocale(LC_ALL, "");
@@ -204,7 +205,8 @@ int main(int argc, char **argv) {
         }
 
         if (addresses) {
-                int i, slen;
+                int i;
+                int slen;
                 char *adrp;
                 qsort(addresses, n_addresses, sizeof(*addresses), qstrcmp);
                 for (i = 0, slen = 1; i < n_addresses; i++) {
@@ -303,7 +305,9 @@ int main(int argc, char **argv) {
 }
 
 bool ip_match_cidr(const char *addr, const char *cidr_ro) {
-        char *subnet, *mask_c, *cidr = strdup(cidr_ro);
+        char *subnet;
+        char *mask_c;
+        char *cidr = strdup(cidr_ro);
         int mask;
         subnet = strtok(cidr, "/");
         mask_c = strtok(NULL, "\0");
@@ -505,7 +509,7 @@ int process_arguments(int argc, char **argv) {
         return validate_arguments();
 }
 
-int validate_arguments() {
+int validate_arguments(void) {
         if (query_address[0] == 0) {
                 printf("missing --host argument\n");
                 return ERROR;