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drm/amdgpu: Fix integer overflow in amdgpu_cs_pass1
[ Upstream commit 87c2213e85
]
The type of size is unsigned int, if size is 0x40000000, there will
be an integer overflow, size will be zero after size *= sizeof(uint32_t),
will cause uninitialized memory to be referenced later.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: hackyzh002 <hackyzh002@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 1 additions and 1 deletions
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@ -189,7 +189,7 @@ static int amdgpu_cs_pass1(struct amdgpu_cs_parser *p,
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uint64_t *chunk_array_user;
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uint64_t *chunk_array;
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uint32_t uf_offset = 0;
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unsigned int size;
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size_t size;
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int ret;
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int i;
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