diff options
| author | Simon Ser <contact@emersion.fr> | 2021-04-12 11:58:38 +0200 |
|---|---|---|
| committer | Simon Ser <contact@emersion.fr> | 2021-04-15 10:49:42 +0200 |
| commit | 004cf887b70aace0e13db8e38a2c3d4df55852b3 (patch) | |
| tree | c23b532f2f33b5175da889603e142d49eee8b33b /render/gles2 | |
| parent | 1e5460d4c6260e523e08613b767948b68cc36b52 (diff) | |
render/gles2: prevent imported DMA-BUF textures from being mutated
The compositor shouldn't write to client buffers if the client
attaches a DMA-BUF to a wl_surface, then attaches a shm buffer.
Make gles2_texture_write_pixels return an error to prevent this
from happening.
Diffstat (limited to 'render/gles2')
| -rw-r--r-- | render/gles2/texture.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/render/gles2/texture.c b/render/gles2/texture.c index fe7518d0..d7a052e9 100644 --- a/render/gles2/texture.c +++ b/render/gles2/texture.c @@ -53,7 +53,7 @@ static bool gles2_texture_write_pixels(struct wlr_texture *wlr_texture, const void *data) { struct wlr_gles2_texture *texture = gles2_get_texture(wlr_texture); - if (texture->target != GL_TEXTURE_2D) { + if (texture->target != GL_TEXTURE_2D || texture->image != EGL_NO_IMAGE_KHR) { wlr_log(WLR_ERROR, "Cannot write pixels to immutable texture"); return false; } |