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path: root/drivers/usb/gadget/zero.c
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Diffstat (limited to 'drivers/usb/gadget/zero.c')
-rw-r--r--drivers/usb/gadget/zero.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c
index ae7a1c0f5748..51424f66a765 100644
--- a/drivers/usb/gadget/zero.c
+++ b/drivers/usb/gadget/zero.c
@@ -1119,7 +1119,7 @@ zero_autoresume (unsigned long _dev)
/*-------------------------------------------------------------------------*/
-static void
+static void __exit
zero_unbind (struct usb_gadget *gadget)
{
struct zero_dev *dev = get_gadget_data (gadget);
@@ -1136,7 +1136,7 @@ zero_unbind (struct usb_gadget *gadget)
set_gadget_data (gadget, NULL);
}
-static int
+static int __init
zero_bind (struct usb_gadget *gadget)
{
struct zero_dev *dev;
@@ -1188,10 +1188,9 @@ autoconf_fail:
/* ok, we made sense of the hardware ... */
- dev = kmalloc (sizeof *dev, SLAB_KERNEL);
+ dev = kzalloc(sizeof(*dev), SLAB_KERNEL);
if (!dev)
return -ENOMEM;
- memset (dev, 0, sizeof *dev);
spin_lock_init (&dev->lock);
dev->gadget = gadget;
set_gadget_data (gadget, dev);
@@ -1224,12 +1223,6 @@ autoconf_fail:
loopback_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
}
- if (gadget->is_otg) {
- otg_descriptor.bmAttributes |= USB_OTG_HNP,
- source_sink_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
- loopback_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
- }
-
usb_gadget_set_selfpowered (gadget);
init_timer (&dev->resume);
@@ -1294,7 +1287,7 @@ static struct usb_gadget_driver zero_driver = {
#endif
.function = (char *) longname,
.bind = zero_bind,
- .unbind = zero_unbind,
+ .unbind = __exit_p(zero_unbind),
.setup = zero_setup,
.disconnect = zero_disconnect,