drm/i915/guc: Fix potential invalid pointer dereferences when decoding G2Hs

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Some G2H handlers were reading the context id field from the payload
before checking the payload met the minimum length required.

Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220302003357.4188363-9-John.C.Harrison@Intel.com

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John Harrison 2022-03-01 16:33:57 -08:00

parent d4de9a3eae

commit e1dd871442

1 changed files with 4 additions and 2 deletions

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6

drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c

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