drm/radeon: fix a bug in the SA code

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Aligning offset can make it bigger than tmp->offset
leading to an overrun bug in the following subtraction.

v2: Against initial suspicions this can't happen in mainline,
    so no need to push it into stable.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

...

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Christian König 2012-05-02 15:11:14 +02:00 • committed by Dave Airlie

parent 36abacaed3

commit 96050bca22

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/radeon/radeon_sa.c

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