diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index fb233ae7bb0e..61fa755b7efb 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -791,7 +791,7 @@ static int sony_nc_buffer_call(acpi_handle handle, char *name, u64 *value,
 		void *buffer, size_t buflen)
 {
 	int ret = 0;
-	size_t len = len;
+	size_t len;
 	union acpi_object *object = __call_snc_method(handle, name, value);
 
 	if (!object)