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(parent: 747f9ac) | patch
drm/radeon/vm: don't attempt to update ptes if ib allocation fails
authorAlex Deucher <alexander.deucher@amd.com>
Wed, 13 Nov 2013 20:25:35 +0000 (15:25 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 15 Nov 2013 20:56:22 +0000 (15:56 -0500)
commit0cc505951676e48e0e906ed8b6348f0767caa1b5
tree92c9765b93ee4e93b50eb4c4bd1b9f2497737b69tree | snapshot
parent747f9aca395264700abef0715b66e8ba2395f287commit | diff
drm/radeon/vm: don't attempt to update ptes if ib allocation fails

If we fail to allocate an indirect buffer (ib) when updating
the ptes, return an error instead of trying to use the ib.
Avoids a null pointer dereference.

Bug:
https://bugzilla.kernel.org/show_bug.cgi?id=58621

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/radeon/radeon_gart.c diff | blob | history
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