For GLX_BACK_BUFFER_AGE_EXT query added extra null check.
Signed-off-by: Juha-Pekka Heikkila <[email protected]>
---
src/glx/glx_pbuffer.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/glx/glx_pbuffer.c b/src/glx/glx_pbuffer.c
index 0cd0554..bbfdd65 100644
--- a/src/glx/glx_pbuffer.c
+++ b/src/glx/glx_pbuffer.c
@@ -319,6 +319,10 @@ GetDrawableAttribute(Display * dpy, GLXDrawable drawable,
pdraw = GetGLXDRIDrawable(dpy, drawable);
if (attribute == GLX_BACK_BUFFER_AGE_EXT) {
+ if (pdraw == NULL) {
+ return 0;
+ }
+
struct glx_screen *psc = pdraw->psc;
struct glx_context *gc = __glXGetCurrentContext();
--
1.8.1.2
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