1 files changed, 23 insertions, 13 deletions

diff --git a/plugins/check_mrtgtraf.c b/plugins/check_mrtgtraf.c
index e5a2e2ad..78dcda0d 100644
--- a/plugins/check_mrtgtraf.c
+++ b/plugins/check_mrtgtraf.c
@@ -56,13 +56,15 @@ int main(int argc, char **argv) {
         /* Parse extra opts if any */
         argv = np_extra_opts(&argc, argv, progname);
 
-        if (process_arguments(argc, argv) == ERROR)
+        if (process_arguments(argc, argv) == ERROR) {
                 usage4(_("Could not parse arguments"));
+        }
 
         /* open the MRTG log file for reading */
         FILE *mrtg_log_file_ptr = fopen(log_file, "r");
-        if (mrtg_log_file_ptr == NULL)
+        if (mrtg_log_file_ptr == NULL) {
                 usage4(_("Unable to open MRTG log file"));
+        }
 
         time_t timestamp = 0L;
         char input_buffer[MAX_INPUT_BUFFER];
@@ -76,13 +78,15 @@ int main(int argc, char **argv) {
                 line++;
 
                 /* skip the first line of the log file */
-                if (line == 1)
+                if (line == 1) {
                         continue;
+                }
 
                 /* break out of read loop */
                 /* if we've passed the number of entries we want to read */
-                if (line > 2)
+                if (line > 2) {
                         break;
+                }
 
                 /* grab the timestamp */
                 char *temp_buffer = strtok(input_buffer, " ");
@@ -109,14 +113,16 @@ int main(int argc, char **argv) {
         fclose(mrtg_log_file_ptr);
 
         /* if we couldn't read enough data, return an unknown error */
-        if (line <= 2)
+        if (line <= 2) {
                 usage4(_("Unable to process MRTG log file"));
+        }
 
         /* make sure the MRTG data isn't too old */
         time_t current_time;
         time(&current_time);
-        if ((expire_minutes > 0) && (current_time - timestamp) > (expire_minutes * 60))
+        if ((expire_minutes > 0) && (current_time - timestamp) > (expire_minutes * 60)) {
                 die(STATE_WARNING, _("MRTG data has expired (%d minutes old)\n"), (int)((current_time - timestamp) / 60));
+        }
 
         unsigned long incoming_rate = 0L;
         unsigned long outgoing_rate = 0L;
@@ -201,16 +207,18 @@ int process_arguments(int argc, char **argv) {
                                                                            {"help", no_argument, 0, 'h'},
                                                                            {0, 0, 0, 0}};
 
-        if (argc < 2)
+        if (argc < 2) {
                 return ERROR;
+        }
 
         for (int i = 1; i < argc; i++) {
-                if (strcmp("-to", argv[i]) == 0)
+                if (strcmp("-to", argv[i]) == 0) {
                         strcpy(argv[i], "-t");
-                else if (strcmp("-wt", argv[i]) == 0)
+                } else if (strcmp("-wt", argv[i]) == 0) {
                         strcpy(argv[i], "-w");
-                else if (strcmp("-ct", argv[i]) == 0)
+                } else if (strcmp("-ct", argv[i]) == 0) {
                         strcpy(argv[i], "-c");
+                }
         }
 
         int option_char;
@@ -218,8 +226,9 @@ int process_arguments(int argc, char **argv) {
         while (1) {
                 option_char = getopt_long(argc, argv, "hVF:e:a:c:w:", longopts, &option);
 
-                if (option_char == -1 || option_char == EOF)
+                if (option_char == -1 || option_char == EOF) {
                         break;
+                }
 
                 switch (option_char) {
                 case 'F': /* input file */
@@ -229,10 +238,11 @@ int process_arguments(int argc, char **argv) {
                         expire_minutes = atoi(optarg);
                         break;
                 case 'a': /* aggregation (AVE or MAX) */
-                        if (!strcmp(optarg, "MAX"))
+                        if (!strcmp(optarg, "MAX")) {
                                 use_average = false;
-                        else
+                        } else {
                                 use_average = true;
+                        }
                         break;
                 case 'c': /* warning threshold */
                         sscanf(optarg, "%lu,%lu", &incoming_critical_threshold, &outgoing_critical_threshold);