accel/ivpu: Validate full buffer range in ivpu_to_cpu_addr

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Add a size parameter to ivpu_to_cpu_addr() and validate that the
whole [vpu_addr, vpu_addr + size) range stays within the BO.

Cc: stable@vger.kernel.org
Fixes: 647371a660 ("accel/ivpu: Add GEM buffer object management")
Signed-off-by: Magdalena Schulfer <magdalena.schulfer@intel.com>
Signed-off-by: Dawid Osuchowski <dawid.osuchowski@linux.intel.com>
Reviewed-by: Karol Wachowski <karol.wachowski@linux.intel.com>
Signed-off-by: Karol Wachowski <karol.wachowski@linux.intel.com>
Link: https://patch.msgid.link/20260901125749.404338-2-dawid.osuchowski@linux.intel.com

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Magdalena Schulfer 2026-09-01 14:57:47 +02:00 • committed by Karol Wachowski

parent 2b39d680c9

commit 3837c3f29f

2 changed files with 15 additions and 6 deletions

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14

drivers/accel/ivpu/ivpu_gem.h

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7

drivers/accel/ivpu/ivpu_ipc.c

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