From: Manank Patel pmanank200502@gmail.com
commit 8338b74a750c534c223e8943cc0ed0e198ece261 upstream.
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 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/acpi/acpi_pcc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
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;