Fix memory leak.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@3015 7894878c-1315-0410-8ee3-d5d059ff63e0

kernel/chips/lm93.c

@@ -2316,7 +2316,7 @@ static int lm93_detach_client(struct i2c_client *client)
 			"client not detached.\n");
 		return err;
 	}
-
+	kfree(data);
 	return 0;
 }