From be8403e73d01acafbe849d92b19dc6d95c05dde0 Mon Sep 17 00:00:00 2001 From: Simon Ser Date: Tue, 8 Dec 2020 19:32:34 +0100 Subject: [PATCH] render/gles2: don't eglGetConfigAttrib on EGL_NO_CONFIG_KHR If we don't have an EGL config, don't try to query anything from it. --- render/gles2/renderer.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/render/gles2/renderer.c b/render/gles2/renderer.c index c90108fb..bb8dab02 100644 --- a/render/gles2/renderer.c +++ b/render/gles2/renderer.c @@ -453,8 +453,10 @@ static enum wl_shm_format gles2_preferred_read_format( pop_gles2_debug(renderer); EGLint alpha_size = -1; - eglGetConfigAttrib(renderer->egl->display, renderer->egl->config, - EGL_ALPHA_SIZE, &alpha_size); + if (renderer->egl->config != EGL_NO_CONFIG_KHR) { + eglGetConfigAttrib(renderer->egl->display, renderer->egl->config, + EGL_ALPHA_SIZE, &alpha_size); + } const struct wlr_gles2_pixel_format *fmt = get_gles2_format_from_gl(gl_format, gl_type, alpha_size > 0);