Signed-off-by: Deepak Saxena <[email protected]>
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -227,10 +227,9 @@ static int acpi_ac_add(struct acpi_devic
if (!device)
return_VALUE(-EINVAL);
- ac = kmalloc(sizeof(struct acpi_ac), GFP_KERNEL);
+ ac = kzalloc(sizeof(struct acpi_ac), GFP_KERNEL);
if (!ac)
return_VALUE(-ENOMEM);
- memset(ac, 0, sizeof(struct acpi_ac));
ac->handle = device->handle;
strcpy(acpi_device_name(device), ACPI_AC_DEVICE_NAME);
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -355,10 +355,9 @@ static int acpi_memory_device_add(struct
if (!device)
return_VALUE(-EINVAL);
- mem_device = kmalloc(sizeof(struct acpi_memory_device), GFP_KERNEL);
+ mem_device = kzalloc(sizeof(struct acpi_memory_device), GFP_KERNEL);
if (!mem_device)
return_VALUE(-ENOMEM);
- memset(mem_device, 0, sizeof(struct acpi_memory_device));
mem_device->handle = device->handle;
sprintf(acpi_device_name(device), "%s", ACPI_MEMORY_DEVICE_NAME);
diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c
--- a/drivers/acpi/asus_acpi.c
+++ b/drivers/acpi/asus_acpi.c
@@ -1120,10 +1120,9 @@ static int __init asus_hotk_add(struct a
ASUS_ACPI_VERSION);
hotk =
- (struct asus_hotk *)kmalloc(sizeof(struct asus_hotk), GFP_KERNEL);
+ (struct asus_hotk *)kzalloc(sizeof(struct asus_hotk), GFP_KERNEL);
if (!hotk)
return -ENOMEM;
- memset(hotk, 0, sizeof(struct asus_hotk));
hotk->handle = device->handle;
strcpy(acpi_device_name(device), ACPI_HOTK_DEVICE_NAME);
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -156,12 +156,11 @@ acpi_battery_get_info(struct acpi_batter
goto end;
}
- data.pointer = kmalloc(data.length, GFP_KERNEL);
+ data.pointer = kzalloc(data.length, GFP_KERNEL);
if (!data.pointer) {
result = -ENOMEM;
goto end;
}
- memset(data.pointer, 0, data.length);
status = acpi_extract_package(package, &format, &data);
if (ACPI_FAILURE(status)) {
@@ -217,12 +216,11 @@ acpi_battery_get_status(struct acpi_batt
goto end;
}
- data.pointer = kmalloc(data.length, GFP_KERNEL);
+ data.pointer = kzalloc(data.length, GFP_KERNEL);
if (!data.pointer) {
result = -ENOMEM;
goto end;
}
- memset(data.pointer, 0, data.length);
status = acpi_extract_package(package, &format, &data);
if (ACPI_FAILURE(status)) {
@@ -710,10 +708,9 @@ static int acpi_battery_add(struct acpi_
if (!device)
return_VALUE(-EINVAL);
- battery = kmalloc(sizeof(struct acpi_battery), GFP_KERNEL);
+ battery = kzalloc(sizeof(struct acpi_battery), GFP_KERNEL);
if (!battery)
return_VALUE(-ENOMEM);
- memset(battery, 0, sizeof(struct acpi_battery));
battery->handle = device->handle;
strcpy(acpi_device_name(device), ACPI_BATTERY_DEVICE_NAME);
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -308,10 +308,9 @@ static int acpi_button_add(struct acpi_d
if (!device)
return_VALUE(-EINVAL);
- button = kmalloc(sizeof(struct acpi_button), GFP_KERNEL);
+ button = kzalloc(sizeof(struct acpi_button), GFP_KERNEL);
if (!button)
return_VALUE(-ENOMEM);
- memset(button, 0, sizeof(struct acpi_button));
button->device = device;
button->handle = device->handle;
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
--- a/drivers/acpi/container.c
+++ b/drivers/acpi/container.c
@@ -98,11 +98,10 @@ static int acpi_container_add(struct acp
return_VALUE(-EINVAL);
}
- container = kmalloc(sizeof(struct acpi_container), GFP_KERNEL);
+ container = kzalloc(sizeof(struct acpi_container), GFP_KERNEL);
if (!container)
return_VALUE(-ENOMEM);
- memset(container, 0, sizeof(struct acpi_container));
container->handle = device->handle;
strcpy(acpi_device_name(device), ACPI_CONTAINER_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_CONTAINER_CLASS);
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -992,10 +992,9 @@ static int acpi_ec_polling_add(struct ac
if (!device)
return_VALUE(-EINVAL);
- ec = kmalloc(sizeof(union acpi_ec), GFP_KERNEL);
+ ec = kzalloc(sizeof(union acpi_ec), GFP_KERNEL);
if (!ec)
return_VALUE(-ENOMEM);
- memset(ec, 0, sizeof(union acpi_ec));
ec->common.handle = device->handle;
ec->common.uid = -1;
@@ -1063,10 +1062,9 @@ static int acpi_ec_burst_add(struct acpi
if (!device)
return_VALUE(-EINVAL);
- ec = kmalloc(sizeof(union acpi_ec), GFP_KERNEL);
+ ec = kzalloc(sizeof(union acpi_ec), GFP_KERNEL);
if (!ec)
return_VALUE(-ENOMEM);
- memset(ec, 0, sizeof(union acpi_ec));
ec->common.handle = device->handle;
ec->common.uid = -1;
@@ -1357,12 +1355,11 @@ static int __init acpi_ec_fake_ecdt(void
printk(KERN_INFO PREFIX "Try to make an fake ECDT\n");
- ec_ecdt = kmalloc(sizeof(union acpi_ec), GFP_KERNEL);
+ ec_ecdt = kzalloc(sizeof(union acpi_ec), GFP_KERNEL);
if (!ec_ecdt) {
ret = -ENOMEM;
goto error;
}
- memset(ec_ecdt, 0, sizeof(union acpi_ec));
status = acpi_get_devices(ACPI_EC_HID,
acpi_fake_ecdt_callback, NULL, NULL);
@@ -1402,10 +1399,9 @@ static int __init acpi_ec_polling_get_re
/*
* Generate a temporary ec context to use until the namespace is scanned
*/
- ec_ecdt = kmalloc(sizeof(union acpi_ec), GFP_KERNEL);
+ ec_ecdt = kzalloc(sizeof(union acpi_ec), GFP_KERNEL);
if (!ec_ecdt)
return -ENOMEM;
- memset(ec_ecdt, 0, sizeof(union acpi_ec));
ec_ecdt->common.command_addr = ecdt_ptr->ec_control;
ec_ecdt->common.status_addr = ecdt_ptr->ec_control;
@@ -1447,10 +1443,9 @@ static int __init acpi_ec_burst_get_real
/*
* Generate a temporary ec context to use until the namespace is scanned
*/
- ec_ecdt = kmalloc(sizeof(union acpi_ec), GFP_KERNEL);
+ ec_ecdt = kzalloc(sizeof(union acpi_ec), GFP_KERNEL);
if (!ec_ecdt)
return -ENOMEM;
- memset(ec_ecdt, 0, sizeof(union acpi_ec));
init_MUTEX(&ec_ecdt->burst.sem);
init_waitqueue_head(&ec_ecdt->burst.wait);
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
--- a/drivers/acpi/fan.c
+++ b/drivers/acpi/fan.c
@@ -189,10 +189,9 @@ static int acpi_fan_add(struct acpi_devi
if (!device)
return_VALUE(-EINVAL);
- fan = kmalloc(sizeof(struct acpi_fan), GFP_KERNEL);
+ fan = kzalloc(sizeof(struct acpi_fan), GFP_KERNEL);
if (!fan)
return_VALUE(-ENOMEM);
- memset(fan, 0, sizeof(struct acpi_fan));
fan->handle = device->handle;
strcpy(acpi_device_name(device), "Fan");
diff --git a/drivers/acpi/hotkey.c b/drivers/acpi/hotkey.c
--- a/drivers/acpi/hotkey.c
+++ b/drivers/acpi/hotkey.c
@@ -247,10 +247,8 @@ static char *format_result(union acpi_ob
{
char *buf = NULL;
- buf = (char *)kmalloc(RESULT_STR_LEN, GFP_KERNEL);
- if (buf)
- memset(buf, 0, RESULT_STR_LEN);
- else
+ buf = (char *)kzalloc(RESULT_STR_LEN, GFP_KERNEL);
+ if (!buf)
goto do_fail;
/* Now, just support integer type */
@@ -795,10 +793,9 @@ static ssize_t hotkey_write_config(struc
return_VALUE(-EINVAL);
}
- key = kmalloc(sizeof(union acpi_hotkey), GFP_KERNEL);
+ key = kzalloc(sizeof(union acpi_hotkey), GFP_KERNEL);
if (!key)
goto do_fail;
- memset(key, 0, sizeof(union acpi_hotkey));
if (cmd == 1) {
union acpi_hotkey *tmp = NULL;
tmp = get_hotkey_by_event(&global_hotkey_list,
diff --git a/drivers/acpi/ibm_acpi.c b/drivers/acpi/ibm_acpi.c
--- a/drivers/acpi/ibm_acpi.c
+++ b/drivers/acpi/ibm_acpi.c
@@ -1747,13 +1747,12 @@ static int __init register_driver(struct
{
int ret;
- ibm->driver = kmalloc(sizeof(struct acpi_driver), GFP_KERNEL);
+ ibm->driver = kzalloc(sizeof(struct acpi_driver), GFP_KERNEL);
if (!ibm->driver) {
printk(IBM_ERR "kmalloc(ibm->driver) failed\n");
return -1;
}
- memset(ibm->driver, 0, sizeof(struct acpi_driver));
sprintf(ibm->driver->name, "%s/%s", IBM_NAME, ibm->name);
ibm->driver->ids = ibm->hid;
ibm->driver->ops.add = &ibm_device_add;
diff --git a/drivers/acpi/pci_bind.c b/drivers/acpi/pci_bind.c
--- a/drivers/acpi/pci_bind.c
+++ b/drivers/acpi/pci_bind.c
@@ -125,19 +125,17 @@ int acpi_pci_bind(struct acpi_device *de
if (!device || !device->parent)
return_VALUE(-EINVAL);
- pathname = kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
+ pathname = kzalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return_VALUE(-ENOMEM);
- memset(pathname, 0, ACPI_PATHNAME_MAX);
buffer.length = ACPI_PATHNAME_MAX;
buffer.pointer = pathname;
- data = kmalloc(sizeof(struct acpi_pci_data), GFP_KERNEL);
+ data = kzalloc(sizeof(struct acpi_pci_data), GFP_KERNEL);
if (!data) {
kfree(pathname);
return_VALUE(-ENOMEM);
}
- memset(data, 0, sizeof(struct acpi_pci_data));
acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer);
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Binding PCI device [%s]...\n",
@@ -285,10 +283,9 @@ int acpi_pci_unbind(struct acpi_device *
if (!device || !device->parent)
return_VALUE(-EINVAL);
- pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
+ pathname = (char *)kzalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return_VALUE(-ENOMEM);
- memset(pathname, 0, ACPI_PATHNAME_MAX);
buffer.length = ACPI_PATHNAME_MAX;
buffer.pointer = pathname;
@@ -337,10 +334,9 @@ acpi_pci_bind_root(struct acpi_device *d
ACPI_FUNCTION_TRACE("acpi_pci_bind_root");
- pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
+ pathname = (char *)kzalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return_VALUE(-ENOMEM);
- memset(pathname, 0, ACPI_PATHNAME_MAX);
buffer.length = ACPI_PATHNAME_MAX;
buffer.pointer = pathname;
@@ -350,12 +346,11 @@ acpi_pci_bind_root(struct acpi_device *d
return_VALUE(-EINVAL);
}
- data = kmalloc(sizeof(struct acpi_pci_data), GFP_KERNEL);
+ data = kzalloc(sizeof(struct acpi_pci_data), GFP_KERNEL);
if (!data) {
kfree(pathname);
return_VALUE(-ENOMEM);
}
- memset(data, 0, sizeof(struct acpi_pci_data));
data->id = *id;
data->bus = bus;
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -92,10 +92,9 @@ acpi_pci_irq_add_entry(acpi_handle handl
if (!prt)
return_VALUE(-EINVAL);
- entry = kmalloc(sizeof(struct acpi_prt_entry), GFP_KERNEL);
+ entry = kzalloc(sizeof(struct acpi_prt_entry), GFP_KERNEL);
if (!entry)
return_VALUE(-ENOMEM);
- memset(entry, 0, sizeof(struct acpi_prt_entry));
entry->id.segment = segment;
entry->id.bus = bus;
@@ -165,10 +164,9 @@ int acpi_pci_irq_add_prt(acpi_handle han
ACPI_FUNCTION_TRACE("acpi_pci_irq_add_prt");
- pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
+ pathname = (char *)kzalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
if (!pathname)
return_VALUE(-ENOMEM);
- memset(pathname, 0, ACPI_PATHNAME_MAX);
if (first_time) {
acpi_prt.count = 0;
@@ -202,11 +200,10 @@ int acpi_pci_irq_add_prt(acpi_handle han
return_VALUE(-ENODEV);
}
- prt = kmalloc(buffer.length, GFP_KERNEL);
+ prt = kzalloc(buffer.length, GFP_KERNEL);
if (!prt) {
return_VALUE(-ENOMEM);
}
- memset(prt, 0, buffer.length);
buffer.pointer = prt;
status = acpi_get_irq_routing_table(handle, &buffer);
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -316,11 +316,10 @@ static int acpi_pci_link_set(struct acpi
if (!link || !irq)
return_VALUE(-EINVAL);
- resource = kmalloc(sizeof(*resource) + 1, GFP_KERNEL);
+ resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
if (!resource)
return_VALUE(-ENOMEM);
- memset(resource, 0, sizeof(*resource) + 1);
buffer.length = sizeof(*resource) + 1;
buffer.pointer = resource;
@@ -734,10 +733,9 @@ static int acpi_pci_link_add(struct acpi
if (!device)
return_VALUE(-EINVAL);
- link = kmalloc(sizeof(struct acpi_pci_link), GFP_KERNEL);
+ link = kzalloc(sizeof(struct acpi_pci_link), GFP_KERNEL);
if (!link)
return_VALUE(-ENOMEM);
- memset(link, 0, sizeof(struct acpi_pci_link));
link->device = device;
link->handle = device->handle;
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -558,10 +558,9 @@ static int acpi_power_add(struct acpi_de
if (!device)
return_VALUE(-EINVAL);
- resource = kmalloc(sizeof(struct acpi_power_resource), GFP_KERNEL);
+ resource = kzalloc(sizeof(struct acpi_power_resource), GFP_KERNEL);
if (!resource)
return_VALUE(-ENOMEM);
- memset(resource, 0, sizeof(struct acpi_power_resource));
resource->handle = device->handle;
strcpy(resource->name, device->pnp.bus_id);
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -993,12 +993,11 @@ acpi_add_single_object(struct acpi_devic
if (!child)
return_VALUE(-EINVAL);
- device = kmalloc(sizeof(struct acpi_device), GFP_KERNEL);
+ device = kzalloc(sizeof(struct acpi_device), GFP_KERNEL);
if (!device) {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Memory allocation error\n"));
return_VALUE(-ENOMEM);
}
- memset(device, 0, sizeof(struct acpi_device));
device->handle = handle;
device->parent = parent;
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -928,12 +928,10 @@ acpi_thermal_write_trip_points(struct fi
ACPI_FUNCTION_TRACE("acpi_thermal_write_trip_points");
- limit_string = kmalloc(ACPI_THERMAL_MAX_LIMIT_STR_LEN, GFP_KERNEL);
+ limit_string = kzalloc(ACPI_THERMAL_MAX_LIMIT_STR_LEN, GFP_KERNEL);
if (!limit_string)
return_VALUE(-ENOMEM);
- memset(limit_string, 0, ACPI_THERMAL_MAX_LIMIT_STR_LEN);
-
active = kmalloc(ACPI_THERMAL_MAX_ACTIVE * sizeof(int), GFP_KERNEL);
if (!active)
return_VALUE(-ENOMEM);
@@ -1318,10 +1316,9 @@ static int acpi_thermal_add(struct acpi_
if (!device)
return_VALUE(-EINVAL);
- tz = kmalloc(sizeof(struct acpi_thermal), GFP_KERNEL);
+ tz = kzalloc(sizeof(struct acpi_thermal), GFP_KERNEL);
if (!tz)
return_VALUE(-ENOMEM);
- memset(tz, 0, sizeof(struct acpi_thermal));
tz->handle = device->handle;
strcpy(tz->name, device->pnp.bus_id);
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -263,11 +263,10 @@ acpi_evaluate_integer(acpi_handle handle
if (!data)
return_ACPI_STATUS(AE_BAD_PARAMETER);
- element = kmalloc(sizeof(union acpi_object), GFP_KERNEL);
+ element = kzalloc(sizeof(union acpi_object), GFP_KERNEL);
if (!element)
return_ACPI_STATUS(AE_NO_MEMORY);
- memset(element, 0, sizeof(union acpi_object));
buffer.length = sizeof(union acpi_object);
buffer.pointer = element;
status = acpi_evaluate_object(handle, pathname, arguments, &buffer);
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -547,11 +547,10 @@ static void acpi_video_device_find_cap(s
int count = 0;
union acpi_object *o;
- br = kmalloc(sizeof(*br), GFP_KERNEL);
+ br = kzalloc(sizeof(*br), GFP_KERNEL);
if (!br) {
printk(KERN_ERR "can't allocate memory\n");
} else {
- memset(br, 0, sizeof(*br));
br->levels = kmalloc(obj->package.count *
sizeof *(br->levels), GFP_KERNEL);
if (!br->levels)
@@ -1307,12 +1306,10 @@ acpi_video_bus_get_one_device(struct acp
acpi_evaluate_integer(device->handle, "_ADR", NULL, &device_id);
if (ACPI_SUCCESS(status)) {
- data = kmalloc(sizeof(struct acpi_video_device), GFP_KERNEL);
+ data = kzalloc(sizeof(struct acpi_video_device), GFP_KERNEL);
if (!data)
return_VALUE(-ENOMEM);
- memset(data, 0, sizeof(struct acpi_video_device));
-
data->handle = device->handle;
strcpy(acpi_device_name(device), ACPI_VIDEO_DEVICE_NAME);
strcpy(acpi_device_class(device), ACPI_VIDEO_CLASS);
@@ -1757,10 +1754,9 @@ static int acpi_video_bus_add(struct acp
if (!device)
return_VALUE(-EINVAL);
- video = kmalloc(sizeof(struct acpi_video_bus), GFP_KERNEL);
+ video = kzalloc(sizeof(struct acpi_video_bus), GFP_KERNEL);
if (!video)
return_VALUE(-ENOMEM);
- memset(video, 0, sizeof(struct acpi_video_bus));
video->handle = device->handle;
strcpy(acpi_device_name(device), ACPI_VIDEO_BUS_NAME);
--
Deepak Saxena - [email protected] - http://www.plexity.net
Even a stopped clock gives the right time twice a day.
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