diff options
Diffstat (limited to 'drivers/acpi/acpi_lpit.c')
| -rw-r--r-- | drivers/acpi/acpi_lpit.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/acpi/acpi_lpit.c b/drivers/acpi/acpi_lpit.c index 6116b0fb86d4..433376e819bb 100644 --- a/drivers/acpi/acpi_lpit.c +++ b/drivers/acpi/acpi_lpit.c @@ -129,7 +129,7 @@ static void lpit_update_residency(struct lpit_residency_info *info, static void lpit_process(u64 begin, u64 end) { - while (begin + sizeof(struct acpi_lpit_native) < end) { + while (begin + sizeof(struct acpi_lpit_native) <= end) { struct acpi_lpit_native *lpit_native = (struct acpi_lpit_native *)begin; if (!lpit_native->header.type && !lpit_native->header.flags) { @@ -148,7 +148,6 @@ static void lpit_process(u64 begin, u64 end) void acpi_init_lpit(void) { acpi_status status; - u64 lpit_begin; struct acpi_table_lpit *lpit; status = acpi_get_table(ACPI_SIG_LPIT, 0, (struct acpi_table_header **)&lpit); @@ -156,6 +155,6 @@ void acpi_init_lpit(void) if (ACPI_FAILURE(status)) return; - lpit_begin = (u64)lpit + sizeof(*lpit); - lpit_process(lpit_begin, lpit_begin + lpit->header.length); + lpit_process((u64)lpit + sizeof(*lpit), + (u64)lpit + lpit->header.length); } |