Input: use kzalloc() throughout the code

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

13 files changed, 22 insertions, 40 deletions

diff --git a/drivers/input/evbug.c b/drivers/input/evbug.c
index d7828936fd8f..07358fb51b82 100644
--- a/drivers/input/evbug.c
+++ b/drivers/input/evbug.c
@@ -49,9 +49,8 @@ static struct input_handle *evbug_connect(struct input_handler *handler, struct
 {
         struct input_handle *handle;
 
-        if (!(handle = kmalloc(sizeof(struct input_handle), GFP_KERNEL)))
+        if (!(handle = kzalloc(sizeof(struct input_handle), GFP_KERNEL)))
                 return NULL;
-        memset(handle, 0, sizeof(struct input_handle));
 
         handle->dev = dev;
         handle->handler = handler;
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 745979f33dc2..a34e3d91d9ed 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -130,9 +130,8 @@ static int evdev_open(struct inode * inode, struct file * file)
         if ((accept_err = input_accept_process(&(evdev_table[i]->handle), file)))
                 return accept_err;
 
-        if (!(list = kmalloc(sizeof(struct evdev_list), GFP_KERNEL)))
+        if (!(list = kzalloc(sizeof(struct evdev_list), GFP_KERNEL)))
                 return -ENOMEM;
-        memset(list, 0, sizeof(struct evdev_list));
 
         list->evdev = evdev_table[i];
         list_add_tail(&list->node, &evdev_table[i]->list);
@@ -609,9 +608,8 @@ static struct input_handle *evdev_connect(struct input_handler *handler, struct
                 return NULL;
         }
 
-        if (!(evdev = kmalloc(sizeof(struct evdev), GFP_KERNEL)))
+        if (!(evdev = kzalloc(sizeof(struct evdev), GFP_KERNEL)))
                 return NULL;
-        memset(evdev, 0, sizeof(struct evdev));
 
         INIT_LIST_HEAD(&evdev->list);
         init_waitqueue_head(&evdev->wait);
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 20e2972b9204..949bdcef8c2b 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -171,9 +171,8 @@ static int joydev_open(struct inode *inode, struct file *file)
         if (i >= JOYDEV_MINORS || !joydev_table[i])
                 return -ENODEV;
 
-        if (!(list = kmalloc(sizeof(struct joydev_list), GFP_KERNEL)))
+        if (!(list = kzalloc(sizeof(struct joydev_list), GFP_KERNEL)))
                 return -ENOMEM;
-        memset(list, 0, sizeof(struct joydev_list));
 
         list->joydev = joydev_table[i];
         list_add_tail(&list->node, &joydev_table[i]->list);
@@ -457,9 +456,8 @@ static struct input_handle *joydev_connect(struct input_handler *handler, struct
                 return NULL;
         }
 
-        if (!(joydev = kmalloc(sizeof(struct joydev), GFP_KERNEL)))
+        if (!(joydev = kzalloc(sizeof(struct joydev), GFP_KERNEL)))
                 return NULL;
-        memset(joydev, 0, sizeof(struct joydev));
 
         INIT_LIST_HEAD(&joydev->list);
         init_waitqueue_head(&joydev->wait);
diff --git a/drivers/input/keyboard/hil_kbd.c b/drivers/input/keyboard/hil_kbd.c
index 0a90962c38e7..ed3271b71400 100644
--- a/drivers/input/keyboard/hil_kbd.c
+++ b/drivers/input/keyboard/hil_kbd.c
@@ -251,10 +251,9 @@ static int hil_kbd_connect(struct serio *serio, struct serio_driver *drv)
         uint8_t         did, *idd;
         int             i;
         
-        kbd = kmalloc(sizeof(*kbd), GFP_KERNEL);
+        kbd = kzalloc(sizeof(*kbd), GFP_KERNEL);
         if (!kbd)
                 return -ENOMEM;
-        memset(kbd, 0, sizeof(struct hil_kbd));
 
         if (serio_open(serio, drv)) goto bail0;
 
diff --git a/drivers/input/mouse/hil_ptr.c b/drivers/input/mouse/hil_ptr.c
index c2bf2ed07dc6..798f4a3ad7d2 100644
--- a/drivers/input/mouse/hil_ptr.c
+++ b/drivers/input/mouse/hil_ptr.c
@@ -245,10 +245,11 @@ static int hil_ptr_connect(struct serio *serio, struct serio_driver *driver)
         unsigned int    i, naxsets, btntype;
         uint8_t         did, *idd;
 
-        if (!(ptr = kmalloc(sizeof(struct hil_ptr), GFP_KERNEL))) return -ENOMEM;
-        memset(ptr, 0, sizeof(struct hil_ptr));
+        if (!(ptr = kzalloc(sizeof(struct hil_ptr), GFP_KERNEL)))
+                return -ENOMEM;
 
-        if (serio_open(serio, driver)) goto bail0;
+        if (serio_open(serio, driver))
+                goto bail0;
 
         serio_set_drvdata(serio, ptr);
         ptr->serio = serio;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 2051bec2c394..d27d52c3c656 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -247,14 +247,12 @@ static void synaptics_pt_create(struct psmouse *psmouse)
 {
         struct serio *serio;
 
-        serio = kmalloc(sizeof(struct serio), GFP_KERNEL);
+        serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
         if (!serio) {
                 printk(KERN_ERR "synaptics: not enough memory to allocate pass-through port\n");
                 return;
         }
 
-        memset(serio, 0, sizeof(struct serio));
-
         serio->id.type = SERIO_PS_PSTHRU;
         strlcpy(serio->name, "Synaptics pass-through", sizeof(serio->name));
         strlcpy(serio->phys, "synaptics-pt/serio0", sizeof(serio->name));
@@ -623,10 +621,9 @@ int synaptics_init(struct psmouse *psmouse)
 {
         struct synaptics_data *priv;
 
-        psmouse->private = priv = kmalloc(sizeof(struct synaptics_data), GFP_KERNEL);
+        psmouse->private = priv = kzalloc(sizeof(struct synaptics_data), GFP_KERNEL);
         if (!priv)
                 return -1;
-        memset(priv, 0, sizeof(struct synaptics_data));
 
         if (synaptics_query_hardware(psmouse)) {
                 printk(KERN_ERR "Unable to query Synaptics hardware.\n");
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index 9abed18d2ecf..b685a507955d 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -412,9 +412,8 @@ static int mousedev_open(struct inode * inode, struct file * file)
         if (i >= MOUSEDEV_MINORS || !mousedev_table[i])
                 return -ENODEV;
 
-        if (!(list = kmalloc(sizeof(struct mousedev_list), GFP_KERNEL)))
+        if (!(list = kzalloc(sizeof(struct mousedev_list), GFP_KERNEL)))
                 return -ENOMEM;
-        memset(list, 0, sizeof(struct mousedev_list));
 
         spin_lock_init(&list->packet_lock);
         list->pos_x = xres / 2;
@@ -626,9 +625,8 @@ static struct input_handle *mousedev_connect(struct input_handler *handler, stru
                 return NULL;
         }
 
-        if (!(mousedev = kmalloc(sizeof(struct mousedev), GFP_KERNEL)))
+        if (!(mousedev = kzalloc(sizeof(struct mousedev), GFP_KERNEL)))
                 return NULL;
-        memset(mousedev, 0, sizeof(struct mousedev));
 
         INIT_LIST_HEAD(&mousedev->list);
         init_waitqueue_head(&mousedev->wait);
diff --git a/drivers/input/power.c b/drivers/input/power.c
index bfc5c63ebffe..526e6070600c 100644
--- a/drivers/input/power.c
+++ b/drivers/input/power.c
@@ -103,9 +103,8 @@ static struct input_handle *power_connect(struct input_handler *handler,
 {
         struct input_handle *handle;
 
-        if (!(handle = kmalloc(sizeof(struct input_handle), GFP_KERNEL)))
+        if (!(handle = kzalloc(sizeof(struct input_handle), GFP_KERNEL)))
                 return NULL;
-        memset(handle, 0, sizeof(struct input_handle));
 
         handle->dev = dev;
         handle->handler = handler;
diff --git a/drivers/input/serio/hil_mlc.c b/drivers/input/serio/hil_mlc.c
index 5704204964a3..73aa8df84bcd 100644
--- a/drivers/input/serio/hil_mlc.c
+++ b/drivers/input/serio/hil_mlc.c
@@ -872,9 +872,8 @@ int hil_mlc_register(hil_mlc *mlc) {
         for (i = 0; i < HIL_MLC_DEVMEM; i++) {
                 struct serio *mlc_serio;
                 hil_mlc_copy_di_scratch(mlc, i);
-                mlc_serio = kmalloc(sizeof(*mlc_serio), GFP_KERNEL);
+                mlc_serio = kzalloc(sizeof(*mlc_serio), GFP_KERNEL);
                 mlc->serio[i] = mlc_serio;
-                memset(mlc_serio, 0, sizeof(*mlc_serio));
                 mlc_serio->id                   = hil_mlc_serio_id;
                 mlc_serio->write                = hil_mlc_serio_write;
                 mlc_serio->open                 = hil_mlc_serio_open;
diff --git a/drivers/input/serio/parkbd.c b/drivers/input/serio/parkbd.c
index 1d15c2819818..a5c1fb3a4a51 100644
--- a/drivers/input/serio/parkbd.c
+++ b/drivers/input/serio/parkbd.c
@@ -171,9 +171,8 @@ static struct serio * __init parkbd_allocate_serio(void)
 {
         struct serio *serio;
 
-        serio = kmalloc(sizeof(struct serio), GFP_KERNEL);
+        serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
         if (serio) {
-                memset(serio, 0, sizeof(struct serio));
                 serio->id.type = parkbd_mode;
                 serio->write = parkbd_write,
                 strlcpy(serio->name, "PARKBD AT/XT keyboard adapter", sizeof(serio->name));
diff --git a/drivers/input/serio/rpckbd.c b/drivers/input/serio/rpckbd.c
index a3bd11589bc3..513d37fc1acf 100644
--- a/drivers/input/serio/rpckbd.c
+++ b/drivers/input/serio/rpckbd.c
@@ -111,11 +111,10 @@ static int __devinit rpckbd_probe(struct platform_device *dev)
 {
         struct serio *serio;
 
-        serio = kmalloc(sizeof(struct serio), GFP_KERNEL);
+        serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
         if (!serio)
                 return -ENOMEM;
 
-        memset(serio, 0, sizeof(struct serio));
         serio->id.type          = SERIO_8042;
         serio->write            = rpckbd_write;
         serio->open             = rpckbd_open;
diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c
index 8734e7f75b7d..5a2703b536dc 100644
--- a/drivers/input/serio/serio_raw.c
+++ b/drivers/input/serio/serio_raw.c
@@ -96,12 +96,11 @@ static int serio_raw_open(struct inode *inode, struct file *file)
                 goto out;
         }
 
-        if (!(list = kmalloc(sizeof(struct serio_raw_list), GFP_KERNEL))) {
+        if (!(list = kzalloc(sizeof(struct serio_raw_list), GFP_KERNEL))) {
                 retval = -ENOMEM;
                 goto out;
         }
 
-        memset(list, 0, sizeof(struct serio_raw_list));
         list->serio_raw = serio_raw;
         file->private_data = list;
 
@@ -276,14 +275,13 @@ static int serio_raw_connect(struct serio *serio, struct serio_driver *drv)
         struct serio_raw *serio_raw;
         int err;
 
-        if (!(serio_raw = kmalloc(sizeof(struct serio_raw), GFP_KERNEL))) {
+        if (!(serio_raw = kzalloc(sizeof(struct serio_raw), GFP_KERNEL))) {
                 printk(KERN_ERR "serio_raw.c: can't allocate memory for a device\n");
                 return -ENOMEM;
         }
 
         mutex_lock(&serio_raw_mutex);
 
-        memset(serio_raw, 0, sizeof(struct serio_raw));
         snprintf(serio_raw->name, sizeof(serio_raw->name), "serio_raw%d", serio_raw_no++);
         serio_raw->refcnt = 1;
         serio_raw->serio = serio;
diff --git a/drivers/input/tsdev.c b/drivers/input/tsdev.c
index ca1547929d62..d678d144bbf8 100644
--- a/drivers/input/tsdev.c
+++ b/drivers/input/tsdev.c
@@ -157,9 +157,8 @@ static int tsdev_open(struct inode *inode, struct file *file)
         if (i >= TSDEV_MINORS || !tsdev_table[i & TSDEV_MINOR_MASK])
                 return -ENODEV;
 
-        if (!(list = kmalloc(sizeof(struct tsdev_list), GFP_KERNEL)))
+        if (!(list = kzalloc(sizeof(struct tsdev_list), GFP_KERNEL)))
                 return -ENOMEM;
-        memset(list, 0, sizeof(struct tsdev_list));
 
         list->raw = (i >= TSDEV_MINORS/2) ? 1 : 0;
 
@@ -379,9 +378,8 @@ static struct input_handle *tsdev_connect(struct input_handler *handler,
                 return NULL;
         }
 
-        if (!(tsdev = kmalloc(sizeof(struct tsdev), GFP_KERNEL)))
+        if (!(tsdev = kzalloc(sizeof(struct tsdev), GFP_KERNEL)))
                 return NULL;
-        memset(tsdev, 0, sizeof(struct tsdev));
 
         INIT_LIST_HEAD(&tsdev->list);
         init_waitqueue_head(&tsdev->wait);