DRI2: Force allocation of real-front buffer for non-windows as well

For redirected rendering we end up with pixmaps (which the app thinks are
windows) that are double buffered.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Tested-by: Pierre Willenbrock <pierre@pirsoft.de>

1 files changed, 11 insertions, 8 deletions

diff --git a/hw/xfree86/dri2/dri2.c b/hw/xfree86/dri2/dri2.c
index 9ded048eb..1d49d7c65 100644
--- a/hw/xfree86/dri2/dri2.c
+++ b/hw/xfree86/dri2/dri2.c
@@ -206,18 +206,21 @@ do_get_buffers(DrawablePtr pDraw, int *width, int *height,
          * attachments.  The counting logic in the loop accounts for the case
          * where the client requests both the fake and real front-buffer.
          */
-        if (pDraw->type == DRAWABLE_WINDOW) {
-            if (attachment == DRI2BufferBackLeft) {
-                need_real_front++;
-                front_format = format;
-            }
+        if (attachment == DRI2BufferBackLeft) {
+            need_real_front++;
+            front_format = format;
+        }
 
-            if (attachment == DRI2BufferFrontLeft) {
-                need_real_front--;
+        if (attachment == DRI2BufferFrontLeft) {
+            need_real_front--;
+            front_format = format;
+
+            if (pDraw->type == DRAWABLE_WINDOW) {
                 need_fake_front++;
-                front_format = format;
             }
+        }
 
+        if (pDraw->type == DRAWABLE_WINDOW) {
             if (attachment == DRI2BufferFakeFrontLeft) {
                 need_fake_front--;
                 have_fake_front = 1;