Some pointers are initialized when they are defined,
but they are almost immediately reassigned in the
following lines. Remove these superfluous assignments.
Signed-off-by: Barnabás Pőcze <pobrn@xxxxxxxxxxxxxx>
---
drivers/platform/x86/wmi.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 6ad5962da59b..36890e301df5 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -177,7 +177,7 @@ static int get_subobj_info(acpi_handle handle, const char *pathname,
static acpi_status wmi_method_enable(struct wmi_block *wblock, int enable)
{
- struct guid_block *block = NULL;
+ struct guid_block *block;
char method[5];
acpi_status status;
acpi_handle handle;
@@ -229,7 +229,7 @@ EXPORT_SYMBOL_GPL(set_required_buffer_size);
acpi_status wmi_evaluate_method(const char *guid_string, u8 instance,
u32 method_id, const struct acpi_buffer *in, struct acpi_buffer *out)
{
- struct wmi_block *wblock = NULL;
+ struct wmi_block *wblock;
if (!find_guid(guid_string, &wblock))
return AE_ERROR;
@@ -251,8 +251,8 @@ EXPORT_SYMBOL_GPL(wmi_evaluate_method);
acpi_status wmidev_evaluate_method(struct wmi_device *wdev, u8 instance,
u32 method_id, const struct acpi_buffer *in, struct acpi_buffer *out)
{
- struct guid_block *block = NULL;
- struct wmi_block *wblock = NULL;
+ struct guid_block *block;
+ struct wmi_block *wblock;
acpi_handle handle;
acpi_status status;
struct acpi_object_list input;
@@ -299,7 +299,7 @@ EXPORT_SYMBOL_GPL(wmidev_evaluate_method);
static acpi_status __query_block(struct wmi_block *wblock, u8 instance,
struct acpi_buffer *out)
{
- struct guid_block *block = NULL;
+ struct guid_block *block;
acpi_handle handle;
acpi_status status, wc_status = AE_ERROR;
struct acpi_object_list input;
@@ -405,8 +405,8 @@ EXPORT_SYMBOL_GPL(wmidev_block_query);
acpi_status wmi_set_block(const char *guid_string, u8 instance,
const struct acpi_buffer *in)
{
- struct guid_block *block = NULL;
- struct wmi_block *wblock = NULL;
+ struct guid_block *block;
+ struct wmi_block *wblock;
acpi_handle handle;
struct acpi_object_list input;
union acpi_object params[2];
@@ -650,7 +650,7 @@ EXPORT_SYMBOL_GPL(wmi_has_guid);
*/
char *wmi_get_acpi_device_uid(const char *guid_string)
{
- struct wmi_block *wblock = NULL;
+ struct wmi_block *wblock;
if (!find_guid(guid_string, &wblock))
return NULL;
@@ -811,8 +811,8 @@ static int wmi_dev_match(struct device *dev, struct device_driver *driver)
static int wmi_char_open(struct inode *inode, struct file *filp)
{
const char *driver_name = filp->f_path.dentry->d_iname;
- struct wmi_block *wblock = NULL;
- struct wmi_block *next = NULL;
+ struct wmi_block *wblock;
+ struct wmi_block *next;
list_for_each_entry_safe(wblock, next, &wmi_block_list, list) {
if (!wblock->dev.dev.driver)
@@ -844,8 +844,8 @@ static long wmi_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
struct wmi_ioctl_buffer __user *input =
(struct wmi_ioctl_buffer __user *) arg;
struct wmi_block *wblock = filp->private_data;
- struct wmi_ioctl_buffer *buf = NULL;
- struct wmi_driver *wdriver = NULL;
+ struct wmi_ioctl_buffer *buf;
+ struct wmi_driver *wdriver;
int ret;
if (_IOC_TYPE(cmd) != WMI_IOC)
--
2.33.0
