diff --git a/[refs] b/[refs]
index 35d621d926a4..c57415183222 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a40f0b0f2466483fad94e62177272d6a5711e50a
+refs/heads/master: be79c383254cd3eb50953d8c0a7cacdbf6db31c0
diff --git a/trunk/drivers/hwmon/it87.c b/trunk/drivers/hwmon/it87.c
index e87d52c59940..d7a9401600bb 100644
--- a/trunk/drivers/hwmon/it87.c
+++ b/trunk/drivers/hwmon/it87.c
@@ -1186,7 +1186,8 @@ static int __init sm_it87_init(void)
 
 static void __exit sm_it87_exit(void)
 {
-	i2c_isa_del_driver(&it87_isa_driver);
+	if (isa_address)
+		i2c_isa_del_driver(&it87_isa_driver);
 	i2c_del_driver(&it87_driver);
 }