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| author | Manank Patel <pmanank200502@gmail.com> | 2022-10-18 00:13:39 +0530 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2022-10-26 13:33:31 +0200 |
| commit | 8338b74a750c534c223e8943cc0ed0e198ece261 (patch) | |
| tree | 9aa90ac86cb6eb3c0ae8c43ccb47da7e4c058eac /drivers/acpi/acpi_pcc.c | |
| parent | 247f34f7b80357943234f93f247a1ae6b6c3a740 (diff) | |
| download | linux-8338b74a750c534c223e8943cc0ed0e198ece261.tar.bz2 | |
ACPI: PCC: Fix unintentional integer overflow
Fix an unintentional u32 overflow by changing PCC_CMD_WAIT_RETRIES_NUM
to 500ULL.
Fixes: 91cefefb6991 ("ACPI: PCC: replace wait_for_completion()")
Signed-off-by: Manank Patel <pmanank200502@gmail.com>
Acked-by: Sudeep Holla <sudeep.holla@arm.com>
Acked-by: Huisong Li <lihuisong@huawei.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/acpi_pcc.c')
| -rw-r--r-- | drivers/acpi/acpi_pcc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/acpi_pcc.c b/drivers/acpi/acpi_pcc.c index ee4ce5ba1fb2..3e252be047b8 100644 --- a/drivers/acpi/acpi_pcc.c +++ b/drivers/acpi/acpi_pcc.c @@ -27,7 +27,7 @@ * Arbitrary retries in case the remote processor is slow to respond * to PCC commands */ -#define PCC_CMD_WAIT_RETRIES_NUM 500 +#define PCC_CMD_WAIT_RETRIES_NUM 500ULL struct pcc_data { struct pcc_mbox_chan *pcc_chan; |