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linux/drivers/gpu
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Eric Anholt 879d61f218 drm/vc4: Fix OOPSes from trying to cache a partially constructed BO. 
commit ca39b449f6 upstream.

If a CMA allocation failed, the partially constructed BO would be
unreferenced through the normal path, and we might choose to put it in
the BO cache.  If we then reused it before it expired from the cache,
the kernel would OOPS.

Signed-off-by: Eric Anholt <eric@anholt.net>
Fixes: c826a6e106 ("drm/vc4: Add a BO cache.")
Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170301185602.6873-2-eric@anholt.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2017-06-24 07:11:14 +02:00
..
drm drm/vc4: Fix OOPSes from trying to cache a partially constructed BO. 2017-06-24 07:11:14 +02:00
host1x drm/tegra: dsi: Enhance runtime power management 2016-08-24 15:58:57 +02:00
ipu-v3 gpu: ipu-v3: Use ERR_CAST instead of ERR_PTR(PTR_ERR()) 2016-10-17 08:21:53 +02:00
vga vgaarbiter: rst-ifiy and polish kerneldoc 2016-08-16 18:49:56 +02:00
Makefile gpu: host1x: Provide a proper struct bus_type 2015-01-27 10:09:14 +01:00