Adds g_variant_unref when param variable is not used

param variable that is on a floating state should be deallocated if it is
not used.

Change-Id: I25da4f7f63a588f5190f3b7741bddb67304c6c78
Signed-off-by: Jaechul Lee <jcsing.lee@samsung.com>

diff --git a/src/tone_player.c b/src/tone_player.c
index d525a75..f524845 100755 (executable)
--- a/src/tone_player.c
+++ b/src/tone_player.c
@@ -61,14 +61,18 @@ static int __dbus_method_call(const char *method, GVariant *param, GVariant **re
        GDBusConnection *conn = NULL;
        GVariant * _reply = NULL;
        GError *err = NULL;
+       int ret;
 
        if (!method || !param) {
                LOGE("invalid parameter");
-               return TONE_PLAYER_ERROR_INVALID_PARAMETER; //LCOV_EXCL_LINE
+               ret = TONE_PLAYER_ERROR_INVALID_PARAMETER; //LCOV_EXCL_LINE
+               goto error;
        }
 
-       if (!(conn = __get_dbus_connection()))
-               return TONE_PLAYER_ERROR_INVALID_OPERATION; //LCOV_EXCL_LINE
+       if (!(conn = __get_dbus_connection())) {
+               ret = TONE_PLAYER_ERROR_INVALID_OPERATION; //LCOV_EXCL_LINE
+               goto error;
+       }
 
        _reply = g_dbus_connection_call_sync(conn, PA_BUS_NAME,
                PA_TONE_PLAYER_OBJECT_PATH,
@@ -78,8 +82,6 @@ static int __dbus_method_call(const char *method, GVariant *param, GVariant **re
        g_object_unref(conn);
 
        if (!_reply) {
-               int ret;
-
                LOGE("g_dbus_connection_call_sync() method(%s), err-msg(%s)", method, err->message);
                ret = _convert_dbus_error(err->message);
                g_error_free(err);
@@ -92,6 +94,12 @@ static int __dbus_method_call(const char *method, GVariant *param, GVariant **re
                g_variant_unref(_reply);
 
        return TONE_PLAYER_ERROR_NONE;
+
+error:
+       if (param)
+               g_variant_unref(param);
+
+       return ret;
 }