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From 1466a4fdfa8156dd4fd8b6ee6acd1b44f72ee3b1 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Michel=20D=C3=A4nzer?= <mdaenzer@redhat.com>
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Date: Fri, 19 Jun 2020 18:10:18 +0200
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Subject: [PATCH xserver 4/4] xwayland: Free all remaining events in
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xwl_present_cleanup
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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At the end of xwl_present_cleanup, these events aren't reachable
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anymore, so if we don't free them first, they're leaked.
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(cherry picked from commit 64565ea344fef0171497952ef75f019cb420fe3b)
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v2:
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* Simpler backport, no need to keep a reference to the pixmap on the
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1.20 branch.
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Signed-off-by: Michel Dänzer <mdaenzer@redhat.com>
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---
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hw/xwayland/xwayland-present.c | 26 +++++++++++---------------
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1 file changed, 11 insertions(+), 15 deletions(-)
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diff --git a/hw/xwayland/xwayland-present.c b/hw/xwayland/xwayland-present.c
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index 492e4a876..2cec63f59 100644
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--- a/hw/xwayland/xwayland-present.c
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+++ b/hw/xwayland/xwayland-present.c
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@@ -114,6 +114,12 @@ xwl_present_reset_timer(struct xwl_present_window *xwl_present_window)
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static void
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xwl_present_free_event(struct xwl_present_event *event)
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{
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+ if (!event)
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+ return;
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+
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+ if (event->buffer)
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+ wl_buffer_set_user_data(event->buffer, NULL);
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+
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xorg_list_del(&event->list);
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free(event);
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}
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@@ -138,21 +144,10 @@ xwl_present_cleanup(WindowPtr window)
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xorg_list_for_each_entry_safe(event, tmp, &xwl_present_window->event_list, list)
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xwl_present_free_event(event);
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- /* Clear remaining buffer releases and inform Present about free ressources */
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- event = xwl_present_window->sync_flip;
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- xwl_present_window->sync_flip = NULL;
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- if (event) {
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- if (event->buffer_released) {
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- xwl_present_free_event(event);
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- } else {
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- event->pending = FALSE;
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- event->abort = TRUE;
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- }
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- }
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- xorg_list_for_each_entry_safe(event, tmp, &xwl_present_window->release_queue, list) {
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- xorg_list_del(&event->list);
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- event->abort = TRUE;
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- }
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+ xwl_present_free_event(xwl_present_window->sync_flip);
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+
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+ xorg_list_for_each_entry_safe(event, tmp, &xwl_present_window->release_queue, list)
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+ xwl_present_free_event(event);
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/* Clear timer */
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xwl_present_free_timer(xwl_present_window);
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@@ -353,6 +348,7 @@ xwl_present_queue_vblank(WindowPtr present_window,
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return BadAlloc;
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event->event_id = event_id;
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+ event->buffer = NULL;
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event->xwl_present_window = xwl_present_window;
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event->target_msc = msc;
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--
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2.26.2
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