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(parent: 543cf4c) | patch
PCI: Restrict VPD read permission to root
authorBen Hutchings <bhutchings@solarflare.com>
Tue, 1 Jul 2008 16:18:17 +0000 (17:18 +0100)
committerJesse Barnes <jbarnes@virtuousgeek.org>
Tue, 1 Jul 2008 16:51:53 +0000 (09:51 -0700)
commita94c248113b86bbbc47d027a4004b70f2be298b1
treeb33c29082b1294287bb45f95730f87db002fba98tree | snapshot (tar.gz zip)
parent543cf4cb3fe6f6cae3651ba918b9c56200b257d0commit | diff
PCI: Restrict VPD read permission to root

Some PCI devices will lock up if we attempt to read from VPD addresses
beyond some device-dependent limit.  Until we can identify these
devices and adjust the file size accordingly, only let root read VPD
through sysfs to prevent a DoS by normal users.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
drivers/pci/pci-sysfs.c diff | blob | blame | history
kernel source for telekom puls (alcatel/mediatek)