Mesa (main): egl/wayland: do not try to access memory if allocation failed
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Fri Nov 26 20:00:50 UTC 2021
Module: Mesa
Branch: main
Commit: 6c37784400f9f170c3c39b9c2e5fd58308c4872a
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=6c37784400f9f170c3c39b9c2e5fd58308c4872a
Author: Leandro Ribeiro <leandro.ribeiro at collabora.com>
Date: Mon Jun 28 21:06:17 2021 -0300
egl/wayland: do not try to access memory if allocation failed
Signed-off-by: Leandro Ribeiro <leandro.ribeiro at collabora.com>
Reviewed-by: Daniel Stone <daniels at collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11248>
---
src/egl/drivers/dri2/platform_wayland.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/egl/drivers/dri2/platform_wayland.c b/src/egl/drivers/dri2/platform_wayland.c
index 3fd8d8465c2..2796f45db57 100644
--- a/src/egl/drivers/dri2/platform_wayland.c
+++ b/src/egl/drivers/dri2/platform_wayland.c
@@ -1339,7 +1339,8 @@ dmabuf_handle_modifier(void *data, struct zwp_linux_dmabuf_v1 *dmabuf,
BITSET_SET(dri2_dpy->formats, visual_idx);
mod = u_vector_add(&dri2_dpy->wl_modifiers[visual_idx]);
- *mod = combine_u32_into_u64(modifier_hi, modifier_lo);
+ if (mod)
+ *mod = combine_u32_into_u64(modifier_hi, modifier_lo);
}
static const struct zwp_linux_dmabuf_v1_listener dmabuf_listener = {
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