Fix some small leaks on error paths

diff --git a/src/collectd-nagios.c b/src/collectd-nagios.c
index e31d95c..7fda6fc 100644 (file)
--- a/src/collectd-nagios.c
+++ b/src/collectd-nagios.c
@@ -303,8 +303,7 @@ static int do_listval (lcc_connection_t *connection)
 
                if ((hostname == NULL) || strcasecmp (hostname, ret_ident[i].host))
                {
-                       if (hostname != NULL)
-                               free (hostname);
+                       free (hostname);
                        hostname = strdup (ret_ident[i].host);
                        printf ("Host: %s\n", hostname);
                }
@@ -318,6 +317,8 @@ static int do_listval (lcc_connection_t *connection)
                        printf ("ERROR: listval: Failed to convert returned "
                                        "identifier to a string: %s\n",
                                        lcc_strerror (connection));
+                       free (hostname);
+                       hostname = NULL;
                        continue;
                }
 
@@ -325,8 +326,8 @@ static int do_listval (lcc_connection_t *connection)
                printf ("\t%s\n", id + 1);
        }
 
-       if (ret_ident != NULL)
-               free (ret_ident);
+       free (ret_ident);
+       free (hostname);
        return (RET_OKAY);
 } /* int do_listval */
 

diff --git a/src/collectd.c b/src/collectd.c
index 6815ccc..1ccc1c0 100644 (file)
--- a/src/collectd.c
+++ b/src/collectd.c
@@ -182,8 +182,10 @@ static int change_basedir (const char *orig_dir)
        while ((dirlen > 0) && (dir[dirlen - 1] == '/'))
                dir[--dirlen] = '\0';
 
-       if (dirlen <= 0)
+       if (dirlen <= 0) {
+               free (dir);
                return (-1);
+       }
 
        status = chdir (dir);
        if (status == 0)

diff --git a/src/configfile.c b/src/configfile.c
index c389ad1..32629e0 100644 (file)
--- a/src/configfile.c
+++ b/src/configfile.c
@@ -610,8 +610,11 @@ static int cf_include_all (oconfig_item_t *root, int depth)
                        return (-1);
 
                /* Now replace the i'th child in `root' with `new'. */
-               if (cf_ci_replace_child (root, new, i) < 0)
+               if (cf_ci_replace_child (root, new, i) < 0) {
+                       sfree (new->values);
+                       sfree (new);
                        return (-1);
+               }
 
                /* ... and go back to the new i'th child. */
                --i;

diff --git a/src/iptables.c b/src/iptables.c
index 49454f0..606b24d 100644 (file)
--- a/src/iptables.c
+++ b/src/iptables.c
@@ -213,6 +213,7 @@ static int iptables_config (const char *key, const char *value)
                    char errbuf[1024];
                    ERROR ("realloc failed: %s",
                            sstrerror (errno, errbuf, sizeof (errbuf)));
+                   sfree (temp.rule.comment);
                    return (1);
                }
 
@@ -223,6 +224,7 @@ static int iptables_config (const char *key, const char *value)
                    char errbuf[1024];
                    ERROR ("malloc failed: %s",
                            sstrerror (errno, errbuf, sizeof (errbuf)));
+                   sfree (temp.rule.comment);
                    return (1);
                }
                memcpy (final, &temp, sizeof (temp));

diff --git a/src/utils_cache.c b/src/utils_cache.c
index 7eae1c7..910e30b 100644 (file)
--- a/src/utils_cache.c
+++ b/src/utils_cache.c
@@ -191,6 +191,7 @@ static int uc_insert (const data_set_t *ds, const value_list_t *vl,
        /* This shouldn't happen. */
        ERROR ("uc_insert: Don't know how to handle data source type %i.",
            ds->ds[i].type);
+       sfree (key_copy);
        return (-1);
     } /* switch (ds->ds[i].type) */
   } /* for (i) */