1 files changed, 16 insertions, 8 deletions

diff --git a/plugins/check_cluster.c b/plugins/check_cluster.c
index b40c38c7..d6c4b1c5 100644
--- a/plugins/check_cluster.c
+++ b/plugins/check_cluster.c
@@ -72,13 +72,15 @@ 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) {
                 usage(_("Could not parse arguments"));
+        }
 
         /* Initialize the thresholds */
         set_thresholds(&thresholds, warn_threshold, crit_threshold);
-        if (verbose)
+        if (verbose) {
                 print_thresholds("check_cluster", thresholds);
+        }
 
         /* check the data values */
         for (ptr = strtok(data_vals, ","); ptr != NULL; ptr = strtok(NULL, ",")) {
@@ -145,15 +147,17 @@ int process_arguments(int argc, char **argv) {
                                                                            {"help", no_argument, 0, 'H'},           {0, 0, 0, 0}};
 
         /* no options were supplied */
-        if (argc < 2)
+        if (argc < 2) {
                 return ERROR;
+        }
 
         while (1) {
 
                 c = getopt_long(argc, argv, "hHsvVw:c:d:l:", longopts, &option);
 
-                if (c == -1 || c == EOF || c == 1)
+                if (c == -1 || c == EOF || c == 1) {
                         break;
+                }
 
                 switch (c) {
 
@@ -177,12 +181,15 @@ int process_arguments(int argc, char **argv) {
                         data_vals = (char *)strdup(optarg);
                         /* validate data */
                         for (ptr = data_vals; ptr != NULL; ptr += 2) {
-                                if (ptr[0] < '0' || ptr[0] > '3')
+                                if (ptr[0] < '0' || ptr[0] > '3') {
                                         return ERROR;
-                                if (ptr[1] == '\0')
+                                }
+                                if (ptr[1] == '\0') {
                                         break;
-                                if (ptr[1] != ',')
+                                }
+                                if (ptr[1] != ',') {
                                         return ERROR;
+                                }
                         }
                         break;
 
@@ -210,8 +217,9 @@ int process_arguments(int argc, char **argv) {
                 }
         }
 
-        if (data_vals == NULL)
+        if (data_vals == NULL) {
                 return ERROR;
+        }
 
         return OK;
 }