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Skip incorrect USB devices.

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* grub-core/bus/usb/usb.c (grub_usb_device_initialize): Fail if
	configcnt == 0.
	* include/grub/usb.h (grub_usb_err_t): New enum value
	GRUB_USB_ERR_BADDEVICE.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-05-16 02:39:25 +02:00
parent 638dbe4f27
commit ff44d107ad
3 changed files with 17 additions and 1 deletions
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3
include/grub/usb.h
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@ -38,7 +38,8 @@ typedef enum
GRUB_USB_ERR_BABBLE,
GRUB_USB_ERR_TIMEOUT,
GRUB_USB_ERR_BITSTUFF,
GRUB_USB_ERR_UNRECOVERABLE
GRUB_USB_ERR_UNRECOVERABLE,
GRUB_USB_ERR_BADDEVICE
} grub_usb_err_t;
typedef enum