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Fix potential segfault

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emersion 2017-12-16 16:16:29 +01:00
parent 8af6fbd7a0
commit 9310d101bc
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1 changed files with 7 additions and 0 deletions
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7
types/wlr_data_device.c
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@ -269,9 +269,16 @@ static struct wlr_data_offer *wlr_data_source_send_offer(
} }
void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client) { void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client) {
if (wl_list_empty(&seat_client->data_devices)) {
return;
}
if (seat_client->seat->selection_source) { if (seat_client->seat->selection_source) {
struct wlr_data_offer *offer = wlr_data_source_send_offer( struct wlr_data_offer *offer = wlr_data_source_send_offer(
seat_client->seat->selection_source, seat_client); seat_client->seat->selection_source, seat_client);
if (offer == NULL) {
return;
}
struct wl_resource *resource; struct wl_resource *resource;
wl_resource_for_each(resource, &seat_client->data_devices) { wl_resource_for_each(resource, &seat_client->data_devices) {