libpci: Add auxiliary data member to struct pci_access for use by the back-end

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/pci.h b/lib/pci.h
index 41a162b..14c1301 100644
--- a/lib/pci.h
+++ b/lib/pci.h
@@ -84,6 +84,7 @@ struct pci_access {
   int fd_pos;				/* proc/sys: current position */
   int fd_vpd;				/* sys: fd for VPD */
   struct pci_dev *cached_dev;		/* proc/sys: device the fds are for */
+  void *aux;				/* Auxiliary data for use by the back-end */
 };
 
 /* Initialize PCI access */