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authorSimon Ser <contact@emersion.fr>2021-01-12 10:45:14 +0100
committerSimon Ser <contact@emersion.fr>2021-01-12 10:45:14 +0100
commit2585f322cba40baa1dc3741f9871571bd2db8b78 (patch)
treef6ea0548a628c50ffb95929e72ae3981b68baf3b
parent248b8e647adaeece886dc2fddf7dc74e085d1fbf (diff)
render/gles2: fix EGL use-after-free
The wlr_egl was cleaned up too early. While at it, also fix a memory leak. Fixes: b899a412e3eb ("backend: remove wlr_egl from all backends")
-rw-r--r--render/gles2/renderer.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/render/gles2/renderer.c b/render/gles2/renderer.c
index 6ae5e843..2a78eb3e 100644
--- a/render/gles2/renderer.c
+++ b/render/gles2/renderer.c
@@ -674,7 +674,6 @@ static void gles2_destroy(struct wlr_renderer *wlr_renderer) {
struct wlr_gles2_renderer *renderer = gles2_get_renderer(wlr_renderer);
wlr_egl_make_current(renderer->egl, EGL_NO_SURFACE, NULL);
- wlr_egl_finish(renderer->egl);
struct wlr_gles2_buffer *buffer, *buffer_tmp;
wl_list_for_each_safe(buffer, buffer_tmp, &renderer->buffers, link) {
@@ -696,6 +695,9 @@ static void gles2_destroy(struct wlr_renderer *wlr_renderer) {
wlr_egl_unset_current(renderer->egl);
+ wlr_egl_finish(renderer->egl);
+ free(renderer->egl);
+
if (renderer->drm_fd >= 0) {
close(renderer->drm_fd);
}