ACPI: delete acpi_os_free(), use kfree() directly

Signed-off-by: Len Brown <len.brown@intel.com>

arch/ia64/kernel/acpi-ext.c

@@ -51,7 +51,7 @@ static acpi_status hp_ccsr_locate(acpi_handle obj, u64 *base, u64 *length)
 	memcpy(length, vendor->byte_data + 8, sizeof(*length));
 
   exit:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 	return status;
 }
 

arch/ia64/kernel/acpi.c

@@ -857,7 +857,7 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu)
 	obj = buffer.pointer;
 	if (obj->type != ACPI_TYPE_BUFFER ||
 	    obj->buffer.length < sizeof(*lsapic)) {
-		acpi_os_free(buffer.pointer);
+		kfree(buffer.pointer);
 		return -EINVAL;
 	}
 
@@ -865,13 +865,13 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu)
 
 	if ((lsapic->header.type != ACPI_MADT_LSAPIC) ||
 	    (!lsapic->flags.enabled)) {
-		acpi_os_free(buffer.pointer);
+		kfree(buffer.pointer);
 		return -EINVAL;
 	}
 
 	physid = ((lsapic->id << 8) | (lsapic->eid));
 
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 	buffer.length = ACPI_ALLOCATE_BUFFER;
 	buffer.pointer = NULL;
 
@@ -935,20 +935,20 @@ acpi_map_iosapic(acpi_handle handle, u32 depth, void *context, void **ret)
 	obj = buffer.pointer;
 	if (obj->type != ACPI_TYPE_BUFFER ||
 	    obj->buffer.length < sizeof(*iosapic)) {
-		acpi_os_free(buffer.pointer);
+		kfree(buffer.pointer);
 		return AE_OK;
 	}
 
 	iosapic = (struct acpi_table_iosapic *)obj->buffer.pointer;
 
 	if (iosapic->header.type != ACPI_MADT_IOSAPIC) {
-		acpi_os_free(buffer.pointer);
+		kfree(buffer.pointer);
 		return AE_OK;
 	}
 
 	gsi_base = iosapic->global_irq_base;
 
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	/*
 	 * OK, it's an IOSAPIC MADT entry, look for a _PXM value to tell

drivers/acpi/acpi_memhotplug.c

@@ -466,7 +466,7 @@ static acpi_status is_memory_device(acpi_handle handle)
 
 	info = buffer.pointer;
 	if (!(info->valid & ACPI_VALID_HID)) {
-		acpi_os_free(buffer.pointer);
+		kfree(buffer.pointer);
 		return AE_ERROR;
 	}
 
@@ -475,7 +475,7 @@ static acpi_status is_memory_device(acpi_handle handle)
 	    (strcmp(hardware_id, ACPI_MEMORY_DEVICE_HID)))
 		status = AE_ERROR;
 
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 	return status;
 }
 

drivers/acpi/asus_acpi.c

@@ -1017,7 +1017,7 @@ static int asus_hotk_get_info(void)
 		}
 		hotk->methods = &model_conf[hotk->model];
 		
-		acpi_os_free(model);
+		kfree(model);
 
 		return AE_OK;
 	}
@@ -1096,7 +1096,7 @@ static int asus_hotk_get_info(void)
 		/* S1300A reports L84F, but L1400B too, account for that */
 	}
 
-	acpi_os_free(model);
+	kfree(model);
 
 	return AE_OK;
 }
@@ -1256,7 +1256,7 @@ static void __exit asus_acpi_exit(void)
 	acpi_bus_unregister_driver(&asus_hotk_driver);
 	remove_proc_entry(PROC_ASUS, acpi_root_dir);
 
-	acpi_os_free(asus_info);
+	kfree(asus_info);
 
 	return;
 }

drivers/acpi/battery.c

@@ -171,7 +171,7 @@ acpi_battery_get_info(struct acpi_battery *battery,
 	}
 
       end:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	if (!result)
 		(*bif) = (struct acpi_battery_info *)data.pointer;
@@ -231,7 +231,7 @@ acpi_battery_get_status(struct acpi_battery *battery,
 	}
 
       end:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	if (!result)
 		(*bst) = (struct acpi_battery_status *)data.pointer;

drivers/acpi/container.c

@@ -236,7 +236,7 @@ container_walk_namespace_cb(acpi_handle handle,
 	}
 
       end:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	return AE_OK;
 }

drivers/acpi/glue.c

@@ -152,7 +152,7 @@ static int get_root_bridge_busnr(acpi_handle handle)
 		bbn = bus;
 	}
       exit:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 	return (int)bbn;
 }
 
@@ -192,7 +192,7 @@ find_pci_rootbridge(acpi_handle handle, u32 lvl, void *context, void **rv)
 		find->handle = handle;
 	status = AE_OK;
       exit:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 	return status;
 }
 
@@ -224,7 +224,7 @@ do_acpi_find_child(acpi_handle handle, u32 lvl, void *context, void **rv)
 		info = buffer.pointer;
 		if (info->address == find->address)
 			find->handle = handle;
-		acpi_os_free(buffer.pointer);
+		kfree(buffer.pointer);
 	}
 	return AE_OK;
 }
@@ -330,7 +330,7 @@ static int acpi_platform_notify(struct device *dev)
 
 		acpi_get_name(dev->firmware_data, ACPI_FULL_PATHNAME, &buffer);
 		DBG("Device %s -> %s\n", dev->bus_id, (char *)buffer.pointer);
-		acpi_os_free(buffer.pointer);
+		kfree(buffer.pointer);
 	} else
 		DBG("Device %s -> No ACPI support\n", dev->bus_id);
 #endif

drivers/acpi/namespace/nsxfeval.c

@@ -133,7 +133,7 @@ acpi_evaluate_object_typed(acpi_handle handle,
 
 		/* Caller used ACPI_ALLOCATE_BUFFER, free the return buffer */
 
-		acpi_os_free(return_buffer->pointer);
+		ACPI_FREE(return_buffer->pointer);
 		return_buffer->pointer = NULL;
 	}
 

drivers/acpi/osl.c

@@ -147,13 +147,6 @@ void *acpi_os_allocate(acpi_size size)
 		return kmalloc(size, GFP_KERNEL);
 }
 
-void acpi_os_free(void *ptr)
-{
-	kfree(ptr);
-}
-
-EXPORT_SYMBOL(acpi_os_free);
-
 acpi_status acpi_os_get_root_pointer(u32 flags, struct acpi_pointer *addr)
 {
 	if (efi_enabled) {
@@ -743,7 +736,7 @@ acpi_status acpi_os_delete_semaphore(acpi_handle handle)
 
 	ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Deleting semaphore[%p].\n", handle));
 
-	acpi_os_free(sem);
+	kfree(sem);
 	sem = NULL;
 
 	return AE_OK;

drivers/acpi/processor_idle.c

@@ -768,7 +768,7 @@ static int acpi_processor_get_power_info_cst(struct acpi_processor *pr)
 		status = -EFAULT;
 
       end:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	return status;
 }

drivers/acpi/processor_perflib.c

@@ -216,7 +216,7 @@ static int acpi_processor_get_performance_control(struct acpi_processor *pr)
 	       sizeof(struct acpi_pct_register));
 
       end:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	return result;
 }
@@ -294,7 +294,7 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr)
 	}
 
       end:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	return result;
 }
@@ -592,7 +592,7 @@ static int acpi_processor_get_psd(struct acpi_processor	*pr)
 	}
 
 end:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 	return result;
 }
 

drivers/acpi/scan.c

@@ -319,7 +319,7 @@ static int acpi_bus_get_wakeup_device_flags(struct acpi_device *device)
 		goto end;
 	}
 
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	device->wakeup.flags.valid = 1;
 	/* Power button, Lid switch always enable wakeup */
@@ -854,7 +854,7 @@ static void acpi_device_set_id(struct acpi_device *device,
 			printk(KERN_ERR "Memory allocation error\n");
 	}
 
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 }
 
 static int acpi_device_set_context(struct acpi_device *device, int type)

drivers/acpi/system.c

@@ -86,7 +86,7 @@ acpi_system_read_dsdt(struct file *file,
 
 	res = simple_read_from_buffer(buffer, count, ppos,
 				      dsdt.pointer, dsdt.length);
-	acpi_os_free(dsdt.pointer);
+	kfree(dsdt.pointer);
 
 	return res;
 }
@@ -113,7 +113,7 @@ acpi_system_read_fadt(struct file *file,
 
 	res = simple_read_from_buffer(buffer, count, ppos,
 				      fadt.pointer, fadt.length);
-	acpi_os_free(fadt.pointer);
+	kfree(fadt.pointer);
 
 	return res;
 }

drivers/acpi/utilities/utalloc.c

@@ -166,10 +166,10 @@ acpi_status acpi_ut_delete_caches(void)
 
 	/* Free memory lists */
 
-	acpi_os_free(acpi_gbl_global_list);
+	ACPI_FREE(acpi_gbl_global_list);
 	acpi_gbl_global_list = NULL;
 
-	acpi_os_free(acpi_gbl_ns_node_list);
+	ACPI_FREE(acpi_gbl_ns_node_list);
 	acpi_gbl_ns_node_list = NULL;
 #endif
 

drivers/acpi/utilities/utcache.c

@@ -162,7 +162,7 @@ acpi_status acpi_os_delete_cache(struct acpi_memory_list * cache)
 
 	/* Now we can delete the cache object */
 
-	acpi_os_free(cache);
+	ACPI_FREE(cache);
 	return (AE_OK);
 }
 

drivers/acpi/utils.c

@@ -332,7 +332,7 @@ acpi_evaluate_string(acpi_handle handle,
 
 	ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Return value [%s]\n", *data));
 
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	return AE_OK;
 }
@@ -418,7 +418,7 @@ acpi_evaluate_reference(acpi_handle handle,
 		//kfree(list->handles);
 	}
 
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 
 	return status;
 }

drivers/acpi/video.c

@@ -1450,7 +1450,7 @@ static int acpi_video_device_enumerate(struct acpi_video_bus *video)
 	video->attached_array = active_device_list;
 	video->attached_count = count;
       out:
-	acpi_os_free(buffer.pointer);
+	kfree(buffer.pointer);
 	return status;
 }
 

include/acpi/acmacros.h

@@ -726,7 +726,7 @@
 
 #define ACPI_ALLOCATE(a)            acpi_ut_allocate((acpi_size)(a),_COMPONENT,_acpi_module_name,__LINE__)
 #define ACPI_ALLOCATE_ZEROED(a)     acpi_ut_allocate_zeroed((acpi_size)(a), _COMPONENT,_acpi_module_name,__LINE__)
-#define ACPI_FREE(a)                acpi_os_free(a)
+#define ACPI_FREE(a)                kfree(a)
 #define ACPI_MEM_TRACKING(a)
 
 #else

include/acpi/acpiosxf.h

@@ -143,8 +143,6 @@ void acpi_os_release_mutex(acpi_mutex handle);
  */
 void *acpi_os_allocate(acpi_size size);
 
-void acpi_os_free(void *memory);
-
 acpi_status
 acpi_os_map_memory(acpi_physical_address physical_address,
 		   acpi_size size, void __iomem ** logical_address);