4 files changed, 8 insertions, 6 deletions

diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c
index 90eb3c5a15ca..839f423d738d 100644
--- a/drivers/acpi/asus_acpi.c
+++ b/drivers/acpi/asus_acpi.c
@@ -1245,7 +1245,7 @@ static int __init asus_acpi_init(void)
         if (!asus_hotk_found) {
                 acpi_bus_unregister_driver(&asus_hotk_driver);
                 remove_proc_entry(PROC_ASUS, acpi_root_dir);
-                return -ENODEV;
+                return result;
         }
 
         return 0;
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 80fa43471f48..3b97a5eae9e8 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -54,10 +54,10 @@ ACPI_MODULE_NAME("acpi_processor")
 #define US_TO_PM_TIMER_TICKS(t)         ((t * (PM_TIMER_FREQUENCY/1000)) / 1000)
 #define C2_OVERHEAD                     4       /* 1us (3.579 ticks per us) */
 #define C3_OVERHEAD                     4       /* 1us (3.579 ticks per us) */
-static void (*pm_idle_save) (void);
+static void (*pm_idle_save) (void) __read_mostly;
 module_param(max_cstate, uint, 0644);
 
-static unsigned int nocst = 0;
+static unsigned int nocst __read_mostly;
 module_param(nocst, uint, 0000);
 
 /*
@@ -67,7 +67,7 @@ module_param(nocst, uint, 0000);
  * 100 HZ: 0x0000000F: 4 jiffies = 40ms
  * reduce history for more aggressive entry into C3
  */
-static unsigned int bm_history =
+static unsigned int bm_history __read_mostly =
     (HZ >= 800 ? 0xFFFFFFFF : ((1U << (HZ / 25)) - 1));
 module_param(bm_history, uint, 0644);
 /* --------------------------------------------------------------------------
@@ -1081,7 +1081,7 @@ int acpi_processor_power_init(struct acpi_processor *pr,
                               struct acpi_device *device)
 {
         acpi_status status = 0;
-        static int first_run = 0;
+        static int first_run;
         struct proc_dir_entry *entry = NULL;
         unsigned int i;
 
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index a29af58cb4cd..f003763de7bb 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -1343,7 +1343,7 @@ static int acpi_thermal_add(struct acpi_device *device)
 
         result = acpi_thermal_add_fs(device);
         if (result)
-                return_VALUE(result);
+                goto end;
 
         init_timer(&tz->timer);
 
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index 6458c47f7ac2..6b516852ac12 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -273,11 +273,13 @@ acpi_evaluate_integer(acpi_handle handle,
         status = acpi_evaluate_object(handle, pathname, arguments, &buffer);
         if (ACPI_FAILURE(status)) {
                 acpi_util_eval_error(handle, pathname, status);
+                kfree(element);
                 return_ACPI_STATUS(status);
         }
 
         if (element->type != ACPI_TYPE_INTEGER) {
                 acpi_util_eval_error(handle, pathname, AE_BAD_DATA);
+                kfree(element);
                 return_ACPI_STATUS(AE_BAD_DATA);
         }