diff --git a/[refs] b/[refs]
index a6e43e834a6f..f3de68767a59 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: edf0e0e56904f794c97ca6c4562d8256e3d8d8e3
+refs/heads/master: a8fba3da3d11d808137be7ebeb3b6938a42f011f
diff --git a/trunk/drivers/misc/thinkpad_acpi.c b/trunk/drivers/misc/thinkpad_acpi.c
index 623d36fd8dbe..f74d7d600d83 100644
--- a/trunk/drivers/misc/thinkpad_acpi.c
+++ b/trunk/drivers/misc/thinkpad_acpi.c
@@ -2853,6 +2853,8 @@ static int thermal_get_sensor(int idx, s32 *value)
 			snprintf(tmpi, sizeof(tmpi), "TMP%c", '0' + idx);
 			if (!acpi_evalf(ec_handle, &t, tmpi, "d"))
 				return -EIO;
+			if (t > 127 || t < -127)
+				t = TP_EC_THERMAL_TMP_NA;
 			*value = t * 1000;
 			return 0;
 		}