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-rw-r--r--drivers/platform/x86/dell-wmi.c7
-rw-r--r--drivers/platform/x86/hp-wmi.c7
-rw-r--r--drivers/platform/x86/msi-wmi.c7
3 files changed, 18 insertions, 3 deletions
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 4c7e70299d6..500af8c9ada 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -202,8 +202,13 @@ static void dell_wmi_notify(u32 value, void *context)
struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL };
static struct key_entry *key;
union acpi_object *obj;
+ acpi_status status;
- wmi_get_event_data(value, &response);
+ status = wmi_get_event_data(value, &response);
+ if (status != AE_OK) {
+ printk(KERN_INFO "dell-wmi: bad event status 0x%x\n", status);
+ return;
+ }
obj = (union acpi_object *)response.pointer;
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 18bf74136d2..5b648f0c607 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -338,8 +338,13 @@ static void hp_wmi_notify(u32 value, void *context)
static struct key_entry *key;
union acpi_object *obj;
int eventcode;
+ acpi_status status;
- wmi_get_event_data(value, &response);
+ status = wmi_get_event_data(value, &response);
+ if (status != AE_OK) {
+ printk(KERN_INFO "hp-wmi: bad event status 0x%x\n", status);
+ return;
+ }
obj = (union acpi_object *)response.pointer;
diff --git a/drivers/platform/x86/msi-wmi.c b/drivers/platform/x86/msi-wmi.c
index f746c677ada..f5f70d4c691 100644
--- a/drivers/platform/x86/msi-wmi.c
+++ b/drivers/platform/x86/msi-wmi.c
@@ -149,8 +149,13 @@ static void msi_wmi_notify(u32 value, void *context)
static struct key_entry *key;
union acpi_object *obj;
ktime_t cur;
+ acpi_status status;
- wmi_get_event_data(value, &response);
+ status = wmi_get_event_data(value, &response);
+ if (status != AE_OK) {
+ printk(KERN_INFO DRV_PFX "bad event status 0x%x\n", status);
+ return;
+ }
obj = (union acpi_object *)response.pointer;