PCI/VPD: Reject resource tags with invalid size

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VPD is limited in size by the 15-bit VPD Address field in the VPD
Capability.  Each resource tag includes a length that determines the
overall size of the resource.  Reject any resources that would extend past
the maximum VPD size.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>

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Bjorn Helgaas 2021-07-15 16:59:57 -05:00

parent 4e0d77f8e8

commit 6303049d16

1 changed files with 15 additions and 9 deletions

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drivers/pci/vpd.c

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