drm/msm: Fix potential Oops in a6xx_gmu_rpmh_init()

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There are two problems here:
1) The "seqptr" is used uninitalized when we free it at the end.
2) The a6xx_gmu_get_mmio() function returns error pointers.  It never
   returns true.

Fixes: 64245fc551 ("drm/msm/a6xx: use AOP-initialized PDC for a650")
Fixes: f8fc924e08 ("drm/msm/a6xx: Fix PDC register overlap")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20211004134530.GB11689@kili
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>

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Dan Carpenter 2021-10-04 16:45:30 +03:00 • committed by Rob Clark

parent bf94ec093d

commit 3d91e50ff5

1 changed files with 3 additions and 3 deletions

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drivers/gpu/drm/msm/adreno/a6xx_gmu.c

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