From 4c7898cb13528ede00c7524849de4aeac81a6ac3 Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Thu, 1 Dec 2011 11:31:28 -0800 Subject: [PATCH] st/mesa: Reject forward-looking contexts Signed-off-by: Ian Romanick --- src/mesa/state_tracker/st_manager.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/src/mesa/state_tracker/st_manager.c b/src/mesa/state_tracker/st_manager.c index 828f0d81f60..1cee312cd3e 100644 --- a/src/mesa/state_tracker/st_manager.c +++ b/src/mesa/state_tracker/st_manager.c @@ -647,9 +647,13 @@ st_api_create_context(struct st_api *stapi, struct st_manager *smapi, if (attribs->major > 1 || attribs->minor > 0) { _mesa_compute_version(st->ctx); - /* is the actual version less than the requested version? */ + /* Is the actual version less than the requested version? Mesa can't + * yet enforce the added restrictions of a forward-looking context, so + * fail that too. + */ if (st->ctx->VersionMajor * 10 + st->ctx->VersionMinor < - attribs->major * 10 + attribs->minor) { + attribs->major * 10 + attribs->minor + || (attribs->flags & ~ST_CONTEXT_FLAG_DEBUG) != 0) { *error = ST_CONTEXT_ERROR_BAD_VERSION; st_destroy_context(st); return NULL; -- 2.30.2