Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (34 commits)
  classmate-laptop: add support for Classmate PC ACPI devices
  hp-wmi: Fix two memleaks
  acer-wmi, msi-wmi: Remove needless DMI MODULE_ALIAS
  dell-wmi: do not keep driver loaded on unsupported boxes
  wmi: Free the allocated acpi objects through wmi_get_event_data
  drivers/platform/x86/acerhdf.c: check BIOS information whether it begins with string of table
  acerhdf: add new BIOS versions
  acerhdf: limit modalias matching to supported
  toshiba_acpi: convert to seq_file
  asus_acpi: convert to seq_file
  ACPI: do not select ACPI_DOCK from ATA_ACPI
  sony-laptop: enumerate rfkill devices using SN06
  sony-laptop: rfkill support for newer models
  ACPI: fix OSC regression that caused aer and pciehp not to load
  MAINTAINERS: add maintainer for msi-wmi driver
  fujitu-laptop: fix tests of acpi_evaluate_integer() return value
  arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c: avoid cross-CPU interrupts by using smp_call_function_any()
  ACPI: processor: remove _PDC object list from struct acpi_processor
  ACPI: processor: change acpi_processor_set_pdc() interface
  ACPI: processor: open code acpi_processor_cleanup_pdc
  ...

1 files changed, 10 insertions, 1 deletions

diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 63c3e658a884..8781d8fa7a57 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -134,10 +134,15 @@ static int hp_wmi_perform_query(int query, int write, int value)
 
         obj = output.pointer;
 
-        if (!obj || obj->type != ACPI_TYPE_BUFFER)
+        if (!obj)
                 return -EINVAL;
+        else if (obj->type != ACPI_TYPE_BUFFER) {
+                kfree(obj);
+                return -EINVAL;
+        }
 
         bios_return = *((struct bios_return *)obj->buffer.pointer);
+        kfree(obj);
         if (bios_return.return_code > 0)
                 return bios_return.return_code * -1;
         else
@@ -340,10 +345,12 @@ static void hp_wmi_notify(u32 value, void *context)
 
         if (!obj || obj->type != ACPI_TYPE_BUFFER || obj->buffer.length != 8) {
                 printk(KERN_INFO "HP WMI: Unknown response received\n");
+                kfree(obj);
                 return;
         }
 
         eventcode = *((u8 *) obj->buffer.pointer);
+        kfree(obj);
         if (eventcode == 0x4)
                 eventcode = hp_wmi_perform_query(HPWMI_HOTKEY_QUERY, 0,
                                                 0);
@@ -381,6 +388,8 @@ static void hp_wmi_notify(u32 value, void *context)
         } else
                 printk(KERN_INFO "HP WMI: Unknown key pressed - %x\n",
                         eventcode);
+
+        kfree(obj);
 }
 
 static int __init hp_wmi_input_setup(void)