dix: Lower backStorage to a bit instead of a pointer

Reviewed-by: Julien Cristau <jcristau@debian.org>
Signed-off-by: Adam Jackson <ajax@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/windowstr.h b/include/windowstr.h
index 81f5f8c3c..740f4a6c0 100644
--- a/include/windowstr.h
+++ b/include/windowstr.h
@@ -144,12 +144,12 @@ typedef struct _Window {
     Mask eventMask;             /* mask from the creating client */
     PixUnion background;
     PixUnion border;
-    void *backStorage;          /* null when BS disabled */
     WindowOptPtr optional;
     unsigned backgroundState:2; /* None, Relative, Pixel, Pixmap */
     unsigned borderIsPixel:1;
     unsigned cursorIsNone:1;    /* else real cursor (might inherit) */
     unsigned backingStore:2;
+    unsigned backStorage:1;     /* if bs is allocated */
     unsigned saveUnder:1;
     unsigned bitGravity:4;
     unsigned winGravity:4;