null children[i] pointers after freeing them and check for errors when

calling freopen (prevents compiler warnings).

1 files changed, 10 insertions, 3 deletions

diff --git a/src/main.c b/src/main.c
index e7292cc..b4b5283 100644
--- a/src/main.c
+++ b/src/main.c
@@ -993,9 +993,15 @@ static int daemonize()
                 return -2;
         }
         // Redirect standard files to /dev/null
-        freopen("/dev/null", "r", stdin);
-        freopen("/dev/null", "w", stdout);
-        freopen("/dev/null", "w", stderr);
+        if (!freopen("/dev/null", "r", stdin)) {
+                logmsg(LOG_ERR, "ERROR: redirection of stdin failed.\n");
+        }
+        if (!freopen("/dev/null", "w", stdout)) {
+                logmsg(LOG_ERR, "ERROR: redirection of stdout failed.\n");
+        }
+        if (!freopen("/dev/null", "w", stderr)) {
+                logmsg(LOG_ERR, "ERROR: redirection of stderr failed.\n");
+        }
 
         return 0;
 }
@@ -1320,6 +1326,7 @@ int main(int argc, char **argv)
                 if (children[i] != NULL) {
                         pthread_join(children[i]->thread, NULL);
                         free(children[i]);
+                        children[i] = NULL;
                 }
         }