X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fusb%2Fmisc%2Fusbled.c;h=49c5c5c4c431ee2aabd7ce0b081e913d2634b6f6;hb=refs%2Fremotes%2Fvserver;hp=4f8bd56352b72113eda7141dd642a3af4f02a3ca;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/drivers/usb/misc/usbled.c b/drivers/usb/misc/usbled.c index 4f8bd5635..49c5c5c4c 100644 --- a/drivers/usb/misc/usbled.c +++ b/drivers/usb/misc/usbled.c @@ -9,10 +9,6 @@ * */ -#include -#ifdef CONFIG_USB_DEBUG - #define DEBUG 1 -#endif #include #include #include @@ -74,21 +70,21 @@ static void change_color(struct usb_led *led) (0x00 * 0x100) + color, buffer, 8, - 2 * HZ); + 2000); if (retval) dev_dbg(&led->udev->dev, "retval = %d\n", retval); kfree(buffer); } #define show_set(value) \ -static ssize_t show_##value(struct device *dev, char *buf) \ +static ssize_t show_##value(struct device *dev, struct device_attribute *attr, char *buf) \ { \ struct usb_interface *intf = to_usb_interface(dev); \ struct usb_led *led = usb_get_intfdata(intf); \ \ return sprintf(buf, "%d\n", led->value); \ } \ -static ssize_t set_##value(struct device *dev, const char *buf, size_t count) \ +static ssize_t set_##value(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \ { \ struct usb_interface *intf = to_usb_interface(dev); \ struct usb_led *led = usb_get_intfdata(intf); \ @@ -109,26 +105,37 @@ static int led_probe(struct usb_interface *interface, const struct usb_device_id struct usb_led *dev = NULL; int retval = -ENOMEM; - dev = kmalloc(sizeof(struct usb_led), GFP_KERNEL); + dev = kzalloc(sizeof(struct usb_led), GFP_KERNEL); if (dev == NULL) { dev_err(&interface->dev, "Out of memory\n"); - goto error; + goto error_mem; } - memset (dev, 0x00, sizeof (*dev)); dev->udev = usb_get_dev(udev); usb_set_intfdata (interface, dev); - device_create_file(&interface->dev, &dev_attr_blue); - device_create_file(&interface->dev, &dev_attr_red); - device_create_file(&interface->dev, &dev_attr_green); + retval = device_create_file(&interface->dev, &dev_attr_blue); + if (retval) + goto error; + retval = device_create_file(&interface->dev, &dev_attr_red); + if (retval) + goto error; + retval = device_create_file(&interface->dev, &dev_attr_green); + if (retval) + goto error; dev_info(&interface->dev, "USB LED device now attached\n"); return 0; error: + device_remove_file(&interface->dev, &dev_attr_blue); + device_remove_file(&interface->dev, &dev_attr_red); + device_remove_file(&interface->dev, &dev_attr_green); + usb_set_intfdata (interface, NULL); + usb_put_dev(dev->udev); kfree(dev); +error_mem: return retval; } @@ -151,7 +158,6 @@ static void led_disconnect(struct usb_interface *interface) } static struct usb_driver led_driver = { - .owner = THIS_MODULE, .name = "usbled", .probe = led_probe, .disconnect = led_disconnect,