6.14-stable review patch. If anyone has any objections, please let me know.
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From: Jean-Marc Eurin jmeurin@google.com
[ Upstream commit 7ab4f0e37a0f4207e742a8de69be03984db6ebf0 ]
The end of table checks should be done with the structure size, but 2 of the 3 similar calls use the pointer size.
Signed-off-by: Jean-Marc Eurin jmeurin@google.com Link: https://patch.msgid.link/20250402001542.2600671-1-jmeurin@google.com [ rjw: Subject edits ] Signed-off-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/acpi/pptt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c index a35dd0e41c270..f73ce6e13065d 100644 --- a/drivers/acpi/pptt.c +++ b/drivers/acpi/pptt.c @@ -229,7 +229,7 @@ static int acpi_pptt_leaf_node(struct acpi_table_header *table_hdr, node_entry = ACPI_PTR_DIFF(node, table_hdr); entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, sizeof(struct acpi_table_pptt)); - proc_sz = sizeof(struct acpi_pptt_processor *); + proc_sz = sizeof(struct acpi_pptt_processor);
while ((unsigned long)entry + proc_sz < table_end) { cpu_node = (struct acpi_pptt_processor *)entry; @@ -270,7 +270,7 @@ static struct acpi_pptt_processor *acpi_find_processor_node(struct acpi_table_he table_end = (unsigned long)table_hdr + table_hdr->length; entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, sizeof(struct acpi_table_pptt)); - proc_sz = sizeof(struct acpi_pptt_processor *); + proc_sz = sizeof(struct acpi_pptt_processor);
/* find the processor structure associated with this cpuid */ while ((unsigned long)entry + proc_sz < table_end) {