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-rw-r--r--drivers/acpi/osl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index f725813d0cce..357f1325485d 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -149,7 +149,7 @@ void acpi_os_printf(const char *fmt, ...)
}
EXPORT_SYMBOL(acpi_os_printf);
-void acpi_os_vprintf(const char *fmt, va_list args)
+void __printf(1, 0) acpi_os_vprintf(const char *fmt, va_list args)
{
static char buffer[512];