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| author |   Dan Carpenter <dan.carpenter@oracle.com> | 2018-03-29 12:01:53 +0300 |
|---|---|---|
| committer |   Boris Ostrovsky <boris.ostrovsky@oracle.com> | 2018-03-30 11:30:13 -0400 |
| commit | c37a3c94775855567b90f91775b9691e10bd2806 (patch) | |
| tree | ffec56d7af62bc785c7346f201759934dee0a784 /include/xen | |
| parent | xen/acpi: upload _PSD info for non Dom0 CPUs too (diff) | |
| download | linux-dev-c37a3c94775855567b90f91775b9691e10bd2806.tar.xz linux-dev-c37a3c94775855567b90f91775b9691e10bd2806.zip | |
xen/acpi: off by one in read_acpi_id()
If acpi_id is == nr_acpi_bits, then we access one element beyond the end
of the acpi_psd[] array or we set one bit beyond the end of the bit map
when we do __set_bit(acpi_id, acpi_id_present);
Fixes: 59a568029181 ("xen/acpi-processor: C and P-state driver that uploads said data to hypervisor.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Joao Martins <joao.m.martins@oracle.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Diffstat (limited to 'include/xen')
0 files changed, 0 insertions, 0 deletions