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On 06/01/2011 01:42 PM, Eric Anholt wrote:
> The compiler used our dereference here to skip the NULL check below.
> Fixes window resize in "jconsole -J-Dsun.java2d.opengl=True" under
> OpenJDK 6.
>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=37766
Reviewed-by: Ian Romanick <ian.d.roman...@intel.com>
> ---
> src/glx/dri2_glx.c | 7 ++++++-
> 1 files changed, 6 insertions(+), 1 deletions(-)
>
> diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c
> index b9f6f7f..69b47ae 100644
> --- a/src/glx/dri2_glx.c
> +++ b/src/glx/dri2_glx.c
> @@ -675,9 +675,14 @@ dri2InvalidateBuffers(Display *dpy, XID drawable)
> {
> __GLXDRIdrawable *pdraw =
> dri2GetGlxDrawableFromXDrawableId(dpy, drawable);
> - struct dri2_screen *psc = (struct dri2_screen *) pdraw->psc;
> + struct dri2_screen *psc;
> struct dri2_drawable *pdp = (struct dri2_drawable *) pdraw;
>
> + if (!pdraw)
> + return;
> +
> + psc = (struct dri2_screen *) pdraw->psc;
> +
> #if __DRI2_FLUSH_VERSION >= 3
> if (pdraw && psc->f && psc->f->base.version >= 3 && psc->f->invalidate)
> psc->f->invalidate(pdp->driDrawable);
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