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| author |   Bjorn Helgaas <bhelgaas@google.com> | 2020-11-05 14:51:36 -0600 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2020-11-30 11:39:11 -0600 |
| commit | 6534aac198b58309ff2337981d3f893e0be1d19d (patch) | |
| tree | a43d66dbadfe0f011feebc80d3c3e4c62f9d8605 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | PCI: Fix kernel-doc markup (diff) | |
| download | wireguard-linux-6534aac198b58309ff2337981d3f893e0be1d19d.tar.xz wireguard-linux-6534aac198b58309ff2337981d3f893e0be1d19d.zip | |
PCI: Bounds-check command-line resource alignment requests
32-bit BARs are limited to 2GB size (2^31). By extension, I assume 64-bit
BARs are limited to 2^63 bytes. Limit the alignment requested by the
"pci=resource_alignment=" command-line parameter to 2^63.
Link: https://lore.kernel.org/r/20201007123045.GS4282@kadam
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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