Messages in this thread Patch in this message | | | From | Manank Patel <> | Subject | [PATCH v2] "ACPI: PCC: Fix unintentional integer overflow" | Date | Tue, 18 Oct 2022 00:13:39 +0530 |
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Fixed 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>
--- Thank you so much @sudeep for your clarifications!
Changelog: v1->v2: Change the macro itself to ULL instead of typecasting in the code
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; -- 2.38.0
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