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path: root/drivers/acpi/acpica/utprint.c
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Diffstat (limited to 'drivers/acpi/acpica/utprint.c')
-rw-r--r--drivers/acpi/acpica/utprint.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/acpi/acpica/utprint.c b/drivers/acpi/acpica/utprint.c
index a98c334c3bb7..423d10569736 100644
--- a/drivers/acpi/acpica/utprint.c
+++ b/drivers/acpi/acpica/utprint.c
@@ -3,7 +3,7 @@
*
* Module Name: utprint - Formatted printing routines
*
- * Copyright (C) 2000 - 2018, Intel Corp.
+ * Copyright (C) 2000 - 2025, Intel Corp.
*
*****************************************************************************/
@@ -332,6 +332,8 @@ int vsnprintf(char *string, acpi_size size, const char *format, va_list args)
int i;
pos = string;
+
+ size = ACPI_MIN(size, ACPI_PTR_DIFF(ACPI_MAX_PTR, string));
end = string + size;
for (; *format; ++format) {
@@ -470,7 +472,7 @@ int vsnprintf(char *string, acpi_size size, const char *format, va_list args)
case 'X':
type |= ACPI_FORMAT_UPPER;
- /* FALLTHROUGH */
+ ACPI_FALLTHROUGH;
case 'x':