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path: root/drivers/acpi/tables
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-rw-r--r--drivers/acpi/tables/tbconvrt.c4
-rw-r--r--drivers/acpi/tables/tbgetall.c4
-rw-r--r--drivers/acpi/tables/tbutils.c8
3 files changed, 10 insertions, 6 deletions
diff --git a/drivers/acpi/tables/tbconvrt.c b/drivers/acpi/tables/tbconvrt.c
index a03939399fa..cd33397d923 100644
--- a/drivers/acpi/tables/tbconvrt.c
+++ b/drivers/acpi/tables/tbconvrt.c
@@ -554,7 +554,9 @@ acpi_status acpi_tb_convert_table_fadt(void)
ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
"Hex dump of common internal FADT, size %d (%X)\n",
acpi_gbl_FADT->length, acpi_gbl_FADT->length));
- ACPI_DUMP_BUFFER((u8 *) (acpi_gbl_FADT), acpi_gbl_FADT->length);
+
+ ACPI_DUMP_BUFFER(ACPI_CAST_PTR(u8, acpi_gbl_FADT),
+ acpi_gbl_FADT->length);
return_ACPI_STATUS(AE_OK);
}
diff --git a/drivers/acpi/tables/tbgetall.c b/drivers/acpi/tables/tbgetall.c
index 8d72343537e..33c9ed8a6f9 100644
--- a/drivers/acpi/tables/tbgetall.c
+++ b/drivers/acpi/tables/tbgetall.c
@@ -292,7 +292,9 @@ acpi_status acpi_tb_get_required_tables(void)
"Hex dump of entire DSDT, size %d (0x%X), Integer width = %d\n",
acpi_gbl_DSDT->length, acpi_gbl_DSDT->length,
acpi_gbl_integer_bit_width));
- ACPI_DUMP_BUFFER((u8 *) acpi_gbl_DSDT, acpi_gbl_DSDT->length);
+
+ ACPI_DUMP_BUFFER(ACPI_CAST_PTR(u8, acpi_gbl_DSDT),
+ acpi_gbl_DSDT->length);
/* Always delete the RSDP mapping, we are done with it */
diff --git a/drivers/acpi/tables/tbutils.c b/drivers/acpi/tables/tbutils.c
index e6dfe688b76..9d0bf536d67 100644
--- a/drivers/acpi/tables/tbutils.c
+++ b/drivers/acpi/tables/tbutils.c
@@ -240,16 +240,16 @@ acpi_tb_verify_table_checksum(struct acpi_table_header * table_header)
u8 acpi_tb_generate_checksum(void *buffer, u32 length)
{
- const u8 *limit;
- const u8 *rover;
+ u8 *end_buffer;
+ u8 *rover;
u8 sum = 0;
if (buffer && length) {
/* Buffer and Length are valid */
- limit = (u8 *) buffer + length;
+ end_buffer = ACPI_ADD_PTR(u8, buffer, length);
- for (rover = buffer; rover < limit; rover++) {
+ for (rover = buffer; rover < end_buffer; rover++) {
sum = (u8) (sum + *rover);
}
}