vfio: remove a duplicated word in comments
Signed-off-by: Cao jin <caoj.fnst@cn.fujitsu.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
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@ -1881,8 +1881,8 @@ static void vfio_add_ext_cap(VFIOPCIDevice *vdev)
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* 0 is reserved for this since absence of capabilities is indicated by
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* 0 for the ID, version, AND next pointer. However, pcie_add_capability()
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* uses ID 0 as reserved for list management and will incorrectly match and
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* assert if we attempt to pre-load the head of the chain with with this
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* ID. Use ID 0xFFFF temporarily since it is also seems to be reserved in
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* assert if we attempt to pre-load the head of the chain with this ID.
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* Use ID 0xFFFF temporarily since it is also seems to be reserved in
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* part for identifying absence of capabilities in a root complex register
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* block. If the ID still exists after adding capabilities, switch back to
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* zero. We'll mark this entire first dword as emulated for this purpose.
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