xf86-video-intel: src/sna/sna_dri2.c

[Chris Wilson]

 src/sna/sna_dri2.c |    2 ++
 1 file changed, 2 insertions(+)

New commits:
commit 4eb2d9dc92cec2053c76df5dc923f5552fd06c9e
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Wed Mar 16 08:27:34 2016 +0000

    sna/dri2: Release the dangling chain after decoupling
    
    After releasing the list, we need to mark it as freed.
    
    Oversight from commit a11cbb6954f08edd0d8fb5eeca1debb289fdb9af
    Author: Chris Wilson <chris at chris-wilson.co.uk>
    Date:   Tue Mar 15 21:11:48 2016 +0000
    
        sna/dri2: Cancel all pending events when the window is resized
    
    which reused the code for destroying the window (where priv->chain will
    not be accessed again afterwards).
    
    Reported-by: Jiri Slaby <jirislaby at gmail.com>
    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

diff --git a/src/sna/sna_dri2.c b/src/sna/sna_dri2.c
index e3dce81..c30e0fa 100644
--- a/src/sna/sna_dri2.c
+++ b/src/sna/sna_dri2.c
@@ -1863,6 +1863,8 @@ static void decouple_window(WindowPtr win,
 			if (!info->queued)
 				sna_dri2_event_free(info);
 		}
+
+		priv->chain = NULL;
 	}
 }