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ACPI PPTT: Fix coding mistakes in a couple of sizeof() calls

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[ 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>
This commit is contained in:
Jean-Marc Eurin
2025-04-01 17:15:42 -07:00
committed by Greg Kroah-Hartman
parent fcf524eaff
commit 4c97ba1b0b
1 changed files with 2 additions and 2 deletions
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4
drivers/acpi/pptt.c
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@@ -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) {