fixed memory leaks in various files

5 files changed, 59 insertions, 28 deletions

diff --git a/src/config/accounts.c b/src/config/accounts.c
index c82f6b2d..3d198874 100644
--- a/src/config/accounts.c
+++ b/src/config/accounts.c
@@ -72,10 +72,7 @@ accounts_load(void)
         _fix_legacy_accounts(account_names[i]);
     }
 
-    for (i = 0; i < naccounts; i++) {
-        free(account_names[i]);
-    }
-    free(account_names);
+    g_strfreev(account_names);
 }
 
 void
@@ -166,6 +163,7 @@ accounts_get_account(const char * const name)
         gchar *jid = g_key_file_get_string(accounts, name, "jid", NULL);
         if (jid != NULL) {
             account->jid = strdup(jid);
+            g_free(jid);
         } else {
             account->jid = strdup(name);
             g_key_file_set_string(accounts, name, "jid", name);
@@ -177,6 +175,7 @@ accounts_get_account(const char * const name)
         gchar *server = g_key_file_get_string(accounts, name, "server", NULL);
         if (server != NULL) {
             account->server = strdup(server);
+            g_free(server);
         } else {
             account->server = NULL;
         }
@@ -184,6 +183,7 @@ accounts_get_account(const char * const name)
         gchar *resource = g_key_file_get_string(accounts, name, "resource", NULL);
         if (resource != NULL) {
             account->resource = strdup(resource);
+            g_free(resource);
         } else {
             account->resource = NULL;
         }
@@ -195,6 +195,10 @@ accounts_get_account(const char * const name)
             account->last_presence = strdup(presence);
         }
 
+        if (presence != NULL) {
+            g_free(presence);
+        }
+
         presence = g_key_file_get_string(accounts, name, "presence.login", NULL);
         if (presence == NULL) {
             account->login_presence = strdup("online");
@@ -206,6 +210,10 @@ accounts_get_account(const char * const name)
             account->login_presence = strdup(presence);
         }
 
+        if (presence != NULL) {
+            g_free(presence);
+        }
+
         account->priority_online = g_key_file_get_integer(accounts, name, "priority.online", NULL);
         account->priority_chat = g_key_file_get_integer(accounts, name, "priority.chat", NULL);
         account->priority_away = g_key_file_get_integer(accounts, name, "priority.away", NULL);
@@ -302,7 +310,7 @@ accounts_rename(const char * const account_name, const char * const new_name)
         char *value = g_key_file_get_string(accounts, account_name, string_keys[i], NULL);
         if (value != NULL) {
             g_key_file_set_string(accounts, new_name, string_keys[i], value);
-            free(value);
+            g_free(value);
         }
     }
 
@@ -469,45 +477,59 @@ accounts_set_login_presence(const char * const account_name, const char * const
 resource_presence_t
 accounts_get_last_presence(const char * const account_name)
 {
+    resource_presence_t result;
     gchar *setting = g_key_file_get_string(accounts, account_name, "presence.last", NULL);
+
     if (setting == NULL || (strcmp(setting, "online") == 0)) {
-        return RESOURCE_ONLINE;
+        result = RESOURCE_ONLINE;
     } else if (strcmp(setting, "chat") == 0) {
-        return RESOURCE_CHAT;
+        result = RESOURCE_CHAT;
     } else if (strcmp(setting, "away") == 0) {
-        return RESOURCE_AWAY;
+        result = RESOURCE_AWAY;
     } else if (strcmp(setting, "xa") == 0) {
-        return RESOURCE_XA;
+        result = RESOURCE_XA;
     } else if (strcmp(setting, "dnd") == 0) {
-        return RESOURCE_DND;
+        result = RESOURCE_DND;
     } else {
         log_warning("Error reading presence.last for account: '%s', value: '%s', defaulting to 'online'",
             account_name, setting);
-        return RESOURCE_ONLINE;
+        result = RESOURCE_ONLINE;
     }
+
+    if (setting != NULL) {
+        g_free(setting);
+    }
+    return result;
 }
 
 resource_presence_t
 accounts_get_login_presence(const char * const account_name)
 {
+    resource_presence_t result;
     gchar *setting = g_key_file_get_string(accounts, account_name, "presence.login", NULL);
+
     if (setting == NULL || (strcmp(setting, "online") == 0)) {
-        return RESOURCE_ONLINE;
+        result = RESOURCE_ONLINE;
     } else if (strcmp(setting, "chat") == 0) {
-        return RESOURCE_CHAT;
+        result = RESOURCE_CHAT;
     } else if (strcmp(setting, "away") == 0) {
-        return RESOURCE_AWAY;
+        result = RESOURCE_AWAY;
     } else if (strcmp(setting, "xa") == 0) {
-        return RESOURCE_XA;
+        result = RESOURCE_XA;
     } else if (strcmp(setting, "dnd") == 0) {
-        return RESOURCE_DND;
+        result = RESOURCE_DND;
     } else if (strcmp(setting, "last") == 0) {
-        return accounts_get_last_presence(account_name);
+        result = accounts_get_last_presence(account_name);
     } else {
         log_warning("Error reading presence.login for account: '%s', value: '%s', defaulting to 'online'",
             account_name, setting);
-        return RESOURCE_ONLINE;
+        result = RESOURCE_ONLINE;
     }
+
+    if (setting != NULL) {
+        g_free(setting);
+    }
+    return result;
 }
 
 static void
@@ -543,8 +565,9 @@ static void
 _save_accounts(void)
 {
     gsize g_data_size;
-    char *g_accounts_data = g_key_file_to_data(accounts, &g_data_size, NULL);
+    gchar *g_accounts_data = g_key_file_to_data(accounts, &g_data_size, NULL);
     g_file_set_contents(accounts_loc, g_accounts_data, g_data_size, NULL);
+    g_free(g_accounts_data);
 }
 
 static gchar *
diff --git a/src/xmpp/capabilities.c b/src/xmpp/capabilities.c
index ed3cf169..2b0a12e5 100644
--- a/src/xmpp/capabilities.c
+++ b/src/xmpp/capabilities.c
@@ -280,13 +280,14 @@ caps_create_query_response_stanza(xmpp_ctx_t * const ctx)
     xmpp_stanza_add_child(query, feature_version);
     xmpp_stanza_add_child(query, feature_ping);
 
-    xmpp_stanza_release(identity);
+    xmpp_stanza_release(feature_ping);
+    xmpp_stanza_release(feature_version);
     xmpp_stanza_release(feature_muc);
-    xmpp_stanza_release(feature_discoinfo);
     xmpp_stanza_release(feature_discoitems);
-    xmpp_stanza_release(feature_caps);
-    xmpp_stanza_release(feature_version);
+    xmpp_stanza_release(feature_discoinfo);
     xmpp_stanza_release(feature_chatstates);
+    xmpp_stanza_release(feature_caps);
+    xmpp_stanza_release(identity);
 
     return query;
 }
diff --git a/src/xmpp/iq.c b/src/xmpp/iq.c
index 3430b4d1..5de84056 100644
--- a/src/xmpp/iq.c
+++ b/src/xmpp/iq.c
@@ -247,6 +247,12 @@ _iq_handle_version_get(xmpp_conn_t * const conn, xmpp_stanza_t * const stanza,
 
         xmpp_send(conn, response);
 
+        g_free(version_str);
+        xmpp_stanza_release(name_txt);
+        xmpp_stanza_release(version_txt);
+        xmpp_stanza_release(name);
+        xmpp_stanza_release(version);
+        xmpp_stanza_release(query);
         xmpp_stanza_release(response);
     }
 
@@ -437,9 +443,6 @@ _iq_handle_discoinfo_result(xmpp_conn_t * const conn, xmpp_stanza_t * const stan
 
         log_debug("Client info not cached");
 
-        DataForm *form = NULL;
-        FormField *formField = NULL;
-
         const char *category = NULL;
         const char *type = NULL;
         const char *name = NULL;
@@ -458,7 +461,8 @@ _iq_handle_discoinfo_result(xmpp_conn_t * const conn, xmpp_stanza_t * const stan
 
         xmpp_stanza_t *softwareinfo = xmpp_stanza_get_child_by_ns(query, STANZA_NS_DATA);
         if (softwareinfo != NULL) {
-            form = stanza_create_form(softwareinfo);
+            DataForm *form = stanza_create_form(softwareinfo);
+            FormField *formField = NULL;
 
             if (g_strcmp0(form->form_type, STANZA_DATAFORM_SOFTWARE) == 0) {
                 GSList *field = form->fields;
@@ -478,6 +482,8 @@ _iq_handle_discoinfo_result(xmpp_conn_t * const conn, xmpp_stanza_t * const stan
                     field = g_slist_next(field);
                 }
             }
+
+            stanza_destroy_form(form);
         }
 
         xmpp_stanza_t *child = xmpp_stanza_get_children(query);
@@ -492,7 +498,6 @@ _iq_handle_discoinfo_result(xmpp_conn_t * const conn, xmpp_stanza_t * const stan
         caps_add(caps_key, category, type, name, software, software_version,
             os, os_version, features);
 
-        //stanza_destroy_form(form);
         free(caps_key);
     }
 
diff --git a/src/xmpp/message.c b/src/xmpp/message.c
index 95b3152a..19b4df49 100644
--- a/src/xmpp/message.c
+++ b/src/xmpp/message.c
@@ -280,6 +280,7 @@ _groupchat_message_handler(xmpp_conn_t * const conn,
             message = xmpp_stanza_get_text(subject);
             if (message != NULL) {
                 prof_handle_room_subject(jid->barejid, message);
+                xmpp_free(ctx, message);
             }
 
             jid_destroy(jid);
diff --git a/src/xmpp/presence.c b/src/xmpp/presence.c
index a1d851e4..ec439871 100644
--- a/src/xmpp/presence.c
+++ b/src/xmpp/presence.c
@@ -502,6 +502,7 @@ _available_handler(xmpp_conn_t * const conn,
             last_activity);
     }
 
+    free(caps_key);
     free(status_str);
     free(show_str);
     jid_destroy(my_jid);