collectdmon: close fd when dup2 fails

Fixed CID #73119

Fix a typo in the error message while we're at it.

diff --git a/src/collectdmon.c b/src/collectdmon.c
index 2c1d58978bc175221bf3fd71448b2930c0a4aaab..13304f2a18075d2333c98c7daae66b64db8e766f 100644 (file)
--- a/src/collectdmon.c
+++ b/src/collectdmon.c
@@ -156,21 +156,24 @@ static int daemonize (void)
 
        dev_null = open ("/dev/null", O_RDWR);
        if (dev_null == -1) {
-               syslog (LOG_ERR, "Error: couldn't failed to open /dev/null: %s", strerror (errno));
+               syslog (LOG_ERR, "Error: couldn't open /dev/null: %s", strerror (errno));
                return -1;
        }
 
        if (dup2 (dev_null, STDIN_FILENO) == -1) {
+               close (dev_null);
                syslog (LOG_ERR, "Error: couldn't connect STDIN to /dev/null: %s", strerror (errno));
                return -1;
        }
 
        if (dup2 (dev_null, STDOUT_FILENO) == -1) {
+               close (dev_null);
                syslog (LOG_ERR, "Error: couldn't connect STDOUT to /dev/null: %s", strerror (errno));
                return -1;
        }
 
        if (dup2 (dev_null, STDERR_FILENO) == -1) {
+               close (dev_null);
                syslog (LOG_ERR, "Error: couldn't connect STDERR to /dev/null: %s", strerror (errno));
                return -1;
        }