reading a file from USB drive

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Hi,

I'm trying to write a kernel module that would read a file from a specified USB device. I thought of achieving this using sys_mount(), sys_open() and sys_read() system calls, however I have a problem: I have only a pointer to struct usb_device (from usb_find_device(<VENDOR_ID>, <PRODUCT_ID>)) and I don't know how to get the device name like "/dev/sda" through that structure.

I tried to find it in usb_device.dev and some other places inside usb_device but without any success. Neither could find any clues in usb_stroage module code.

How can I get the device name?



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Andrzej Polatynski

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