1 files changed, 18 insertions, 14 deletions

diff --git a/plugins/check_ping.c b/plugins/check_ping.c
index 26c0192..fd73b8c 100644
--- a/plugins/check_ping.c
+++ b/plugins/check_ping.c
@@ -55,7 +55,7 @@ int verbose = FALSE;
 float rta = UNKNOWN_TRIP_TIME;
 int pl = UNKNOWN_PACKET_LOSS;
 
-char *warn_text = "";
+char *warn_text;
 
 
 
@@ -69,11 +69,10 @@ main (int argc, char **argv)
         int this_result = STATE_UNKNOWN;
         int i;
 
-        addresses = malloc (max_addr);
+        addresses = malloc ((size_t)max_addr);
 
         if (process_arguments (argc, argv) == ERROR)
                 usage (_("Could not parse arguments"));
-        exit;
 
         /* Set signal handling and alarm */
         if (signal (SIGALRM, popen_timeout_alarm_handler) == SIG_ERR) {
@@ -113,7 +112,7 @@ main (int argc, char **argv)
                 /* run the command */
                 this_result = run_ping (cmd, addresses[i]);
 
-                if (pl == UNKNOWN_PACKET_LOSS || rta == UNKNOWN_TRIP_TIME) {
+                if (pl == UNKNOWN_PACKET_LOSS || rta < 0.0) {
                         printf ("%s\n", cmd);
                         die (STATE_UNKNOWN,
                                    _("Error: Could not interpret output from ping command\n"));
@@ -193,12 +192,15 @@ process_arguments (int argc, char **argv)
                 switch (c) {
                 case '?':       /* usage */
                         usage3 (_("Unknown argument"), optopt);
+                        break;
                 case 'h':       /* help */
                         print_help ();
                         exit (STATE_OK);
+                        break;
                 case 'V':       /* version */
                         print_revision (progname, revision);
                         exit (STATE_OK);
+                        break;
                 case 't':       /* timeout period */
                         timeout_interval = atoi (optarg);
                         break;
@@ -221,7 +223,7 @@ process_arguments (int argc, char **argv)
                                 n_addresses++;
                                 if (n_addresses > max_addr) {
                                         max_addr *= 2;
-                                        addresses = realloc (addresses, max_addr);
+                                        addresses = realloc (addresses, (size_t)max_addr);
                                         if (addresses == NULL)
                                                 die (STATE_UNKNOWN, _("Could not realloc() addresses\n"));
                                 }
@@ -292,7 +294,7 @@ process_arguments (int argc, char **argv)
                 }
         }
 
-        if (wrta == UNKNOWN_TRIP_TIME) {
+        if (wrta < 0.0) {
                 if (is_negative (argv[c])) {
                         printf (_("<wrta> (%s) must be a non-negative number\n"), argv[c]);
                         return ERROR;
@@ -303,7 +305,7 @@ process_arguments (int argc, char **argv)
                 }
         }
 
-        if (crta == UNKNOWN_TRIP_TIME) {
+        if (crta < 0.0) {
                 if (is_negative (argv[c])) {
                         printf (_("<crta> (%s) must be a non-negative number\n"), argv[c]);
                         return ERROR;
@@ -346,11 +348,11 @@ validate_arguments ()
         float max_seconds;
         int i;
 
-        if (wrta == UNKNOWN_TRIP_TIME) {
+        if (wrta < 0.0) {
                 printf (_("<wrta> was not set\n"));
                 return ERROR;
         }
-        else if (crta == UNKNOWN_TRIP_TIME) {
+        else if (crta < 0.0) {
                 printf (_("<crta> was not set\n"));
                 return ERROR;
         }
@@ -397,10 +399,9 @@ run_ping (char *cmd, char *server_address)
         char buf[MAX_INPUT_BUFFER];
         int result = STATE_UNKNOWN;
 
-        if ((child_process = spopen (cmd)) == NULL) {
-                printf (_("Cannot open pipe: "));
-                die (STATE_UNKNOWN, cmd);
-        }
+        if ((child_process = spopen (cmd)) == NULL)
+                die (STATE_UNKNOWN, _("Cannot open pipe: %s"), cmd);
+
         child_stderr = fdopen (child_stderr_array[fileno (child_process)], "r");
         if (child_stderr == NULL)
                 printf (_("Cannot open stderr for %s\n"), cmd);
@@ -455,7 +456,7 @@ run_ping (char *cmd, char *server_address)
                                    _("PING CRITICAL - Host not found (%s)"),
                                    server_address);
 
-                if (strlen (warn_text) == 0)
+                if (warn_text == NULL)
                         warn_text = strdup (buf);
                 else if (asprintf (&warn_text, "%s %s", warn_text, buf) == -1)
                         die (STATE_UNKNOWN, _("unable to realloc warn_text"));
@@ -472,6 +473,9 @@ run_ping (char *cmd, char *server_address)
         if (spclose (child_process))
                 result = max_state (result, STATE_WARNING);
 
+        if (warn_text == NULL)
+                warn_text = strdup("");
+
         return result;
 }