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-rw-r--r--types/wlr_screencopy_v1.c22
1 files changed, 18 insertions, 4 deletions
diff --git a/types/wlr_screencopy_v1.c b/types/wlr_screencopy_v1.c
index 027d4b51..c897e41e 100644
--- a/types/wlr_screencopy_v1.c
+++ b/types/wlr_screencopy_v1.c
@@ -17,6 +17,17 @@ static struct wlr_screencopy_frame_v1 *frame_from_resource(
return wl_resource_get_user_data(resource);
}
+static void frame_destroy(struct wlr_screencopy_frame_v1 *frame) {
+ if (frame == NULL) {
+ return;
+ }
+ wl_list_remove(&frame->link);
+ wl_list_remove(&frame->output_swap_buffers.link);
+ // Make the frame resource inert
+ wl_resource_set_user_data(frame->resource, NULL);
+ free(frame);
+}
+
static void frame_handle_output_swap_buffers(struct wl_listener *listener,
void *_data) {
struct wlr_screencopy_frame_v1 *frame =
@@ -48,6 +59,7 @@ static void frame_handle_output_swap_buffers(struct wl_listener *listener,
if (!ok) {
zwlr_screencopy_frame_v1_send_failed(frame->resource);
+ frame_destroy(frame);
return;
}
@@ -58,13 +70,17 @@ static void frame_handle_output_swap_buffers(struct wl_listener *listener,
zwlr_screencopy_frame_v1_send_ready(frame->resource,
tv_sec_hi, tv_sec_lo, event->when->tv_nsec);
- // TODO: make frame resource inert
+ frame_destroy(frame);
}
static void frame_handle_copy(struct wl_client *client,
struct wl_resource *frame_resource,
struct wl_resource *buffer_resource) {
struct wlr_screencopy_frame_v1 *frame = frame_from_resource(frame_resource);
+ if (frame == NULL) {
+ return;
+ }
+
struct wlr_output *output = frame->output;
struct wl_shm_buffer *buffer = wl_shm_buffer_get(buffer_resource);
@@ -119,9 +135,7 @@ static const struct zwlr_screencopy_frame_v1_interface frame_impl = {
static void frame_handle_resource_destroy(struct wl_resource *frame_resource) {
struct wlr_screencopy_frame_v1 *frame = frame_from_resource(frame_resource);
- wl_list_remove(&frame->link);
- wl_list_remove(&frame->output_swap_buffers.link);
- free(frame);
+ frame_destroy(frame);
}