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authorIan Romanick <[email protected]>2011-12-01 11:31:28 -0800
committerIan Romanick <[email protected]>2012-01-02 12:41:45 -0800
commit4c7898cb13528ede00c7524849de4aeac81a6ac3 (patch)
tree4591eb298cac4d5299a8ee9c62a06e498c568e2c /src/mesa
parentd9de33c304d875627937cacbfc21f54a406af726 (diff)
st/mesa: Reject forward-looking contexts
Signed-off-by: Ian Romanick <[email protected]>
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/state_tracker/st_manager.c8
1 files 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;