vmdk: Widen before shifting 32 bit header field
Coverity spotted this. The field is 32 bits, but if it's possible to overflow in 32 bit left shift. Signed-off-by: Fam Zheng <famz@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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@ -523,7 +523,7 @@ static int vmdk_open_vmfs_sparse(BlockDriverState *bs,
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}
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}
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ret = vmdk_add_extent(bs, file, false,
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ret = vmdk_add_extent(bs, file, false,
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le32_to_cpu(header.disk_sectors),
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le32_to_cpu(header.disk_sectors),
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le32_to_cpu(header.l1dir_offset) << 9,
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(int64_t)le32_to_cpu(header.l1dir_offset) << 9,
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0,
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0,
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le32_to_cpu(header.l1dir_size),
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le32_to_cpu(header.l1dir_size),
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4096,
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4096,
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