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drm/amd/amdgpu: Increase HWIP_MAX_INSTANCE to 10

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Seems like newer cards can have even more instances now.
Found by UBSAN: array-index-out-of-bounds in
drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c:318:29
index 8 is out of range for type 'uint32_t *[8]'

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1697
Cc: stable@vger.kernel.org
Signed-off-by: Ernst Sjöstrand <ernstp@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Ernst Sjöstrand 2021-09-02 09:50:27 +02:00 committed by Alex Deucher
parent 6880fa6c56
commit 67a44e6598
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@ -758,7 +758,7 @@ enum amd_hw_ip_block_type {
MAX_HWIP MAX_HWIP
}; };
#define HWIP_MAX_INSTANCE 8 #define HWIP_MAX_INSTANCE 10
struct amd_powerplay { struct amd_powerplay {
void *pp_handle; void *pp_handle;