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

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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>
This commit is contained in:
Jean-Marc Eurin 2025-04-01 17:15:42 -07:00 committed by Rafael J. Wysocki
parent 0af2f6be1b
commit 7ab4f0e37a
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); node_entry = ACPI_PTR_DIFF(node, table_hdr);
entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr,
sizeof(struct acpi_table_pptt)); 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) { while ((unsigned long)entry + proc_sz < table_end) {
cpu_node = (struct acpi_pptt_processor *)entry; 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; table_end = (unsigned long)table_hdr + table_hdr->length;
entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr, entry = ACPI_ADD_PTR(struct acpi_subtable_header, table_hdr,
sizeof(struct acpi_table_pptt)); 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 */ /* find the processor structure associated with this cpuid */
while ((unsigned long)entry + proc_sz < table_end) { while ((unsigned long)entry + proc_sz < table_end) {