Don't corrupt the return interface pointer in API methods, ie. only set the pointer if the method succeeds.
Don't corrupt the return interface pointer in API methods,
ie. only set the pointer if the method succeeds.

Distrotech/DirectFB,kaostao/directfb,sklnet/DirectFB,mtsekm/test,kaostao/directfb,djbclark/directfb-core-DirectFB,lancebaiyouview/DirectFB,DirectFB/directfb,jcdubois/DirectFB,kevleyski/DirectFB-1,jcdubois/DirectFB,deniskropp/DirectFB,deniskropp/DirectFB,DirectFB/directfb,kevleyski/directfb,kevleyski/DirectFB-1,sklnet/DirectFB,lancebaiyouview/DirectFB,DirectFB/directfb,kaostao/directfb,mtsekm/test,djbclark/directfb-core-DirectFB,Distrotech/DirectFB,kevleyski/directfb,lancebaiyouview/DirectFB,kevleyski/DirectFB-1,sklnet/DirectFB,kevleyski/directfb,kevleyski/directfb,djbclark/directfb-core-DirectFB,lancebaiyouview/DirectFB,sklnet/DirectFB,deniskropp/DirectFB,dfbdok/DirectFB1,djbclark/directfb-core-DirectFB,dfbdok/DirectFB1,kevleyski/DirectFB-1,jcdubois/DirectFB,Distrotech/DirectFB,mtsekm/test,dfbdok/DirectFB1,deniskropp/DirectFB