If the version of the source object is old enough to not have
wl_data_source.set_actions() the current action would never be updated
since source->set_actions would never be set.

To fix this, instead of checking whether source->set_actions before
proceeding with updating the current action, just always update the
action when we know all parts are valid dnd data device objects.

Signed-off-by: Jonas Ådahl <[email protected]>
---
 src/data-device.c | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/src/data-device.c b/src/data-device.c
index 862a4e0..f04f030 100644
--- a/src/data-device.c
+++ b/src/data-device.c
@@ -160,7 +160,7 @@ data_offer_update_action(struct weston_data_offer *offer)
 {
        uint32_t action;
 
-       if (!offer->source || !offer->source->actions_set)
+       if (!offer->source)
                return;
 
        action = data_offer_choose_action(offer);
@@ -293,7 +293,7 @@ destroy_offer_data_source(struct wl_listener *listener, 
void *data)
        offer->source = NULL;
 }
 
-static struct wl_resource *
+static struct weston_data_offer *
 weston_data_source_send_offer(struct weston_data_source *source,
                              struct wl_resource *target)
 {
@@ -331,9 +331,8 @@ weston_data_source_send_offer(struct weston_data_source 
*source,
 
        source->offer = offer;
        source->accepted = false;
-       data_offer_update_action(offer);
 
-       return offer->resource;
+       return offer;
 }
 
 static void
@@ -533,11 +532,13 @@ weston_drag_set_focus(struct weston_drag *drag,
 
        if (drag->data_source) {
                drag->data_source->accepted = false;
-               offer_resource = 
weston_data_source_send_offer(drag->data_source,
-                                                              resource);
-               if (offer_resource == NULL)
+               offer = weston_data_source_send_offer(drag->data_source, 
resource);
+               if (offer == NULL)
                        return;
 
+               data_offer_update_action(offer);
+
+               offer_resource = offer->resource;
                if (wl_resource_get_version (offer_resource) >=
                    WL_DATA_OFFER_SOURCE_ACTIONS_SINCE_VERSION) {
                        wl_data_offer_send_source_actions (offer_resource,
@@ -1095,7 +1096,8 @@ destroy_selection_data_source(struct wl_listener 
*listener, void *data)
 WL_EXPORT void
 weston_seat_send_selection(struct weston_seat *seat, struct wl_client *client)
 {
-       struct wl_resource *data_device, *offer;
+       struct weston_data_offer *offer;
+       struct wl_resource *data_device;
 
        wl_resource_for_each(data_device, &seat->drag_resource_list) {
                if (wl_resource_get_client(data_device) != client)
@@ -1103,8 +1105,8 @@ weston_seat_send_selection(struct weston_seat *seat, 
struct wl_client *client)
 
                if (seat->selection_data_source) {
                        offer = 
weston_data_source_send_offer(seat->selection_data_source,
-                                                               data_device);
-                       wl_data_device_send_selection(data_device, offer);
+                                                             data_device);
+                       wl_data_device_send_selection(data_device, 
offer->resource);
                } else {
                        wl_data_device_send_selection(data_device, NULL);
                }
-- 
2.5.5

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