tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
USB: serial: cyberjack: simplify endpoint check
Simplify the endpoint sanity check by letting core verify that the
required endpoints are present.
Signed-off-by: Johan Hovold <johan@kernel.org>
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drivers/usb/serial/cyberjack.c
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drivers/usb/serial/cyberjack.c
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#define CYBERJACK_PRODUCT_ID 0x0100
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/* Function prototypes */
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static int cyberjack_attach(struct usb_serial *serial);
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static int cyberjack_port_probe(struct usb_serial_port *port);
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static int cyberjack_port_remove(struct usb_serial_port *port);
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static int cyberjack_open(struct tty_struct *tty,
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.description = "Reiner SCT Cyberjack USB card reader",
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.id_table = id_table,
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.num_ports = 1,
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.attach = cyberjack_attach,
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.num_bulk_out = 1,
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.port_probe = cyberjack_port_probe,
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.port_remove = cyberjack_port_remove,
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.open = cyberjack_open,
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short wrfilled; /* Overall data size we already got */
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short wrsent; /* Data already sent */
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};
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static int cyberjack_attach(struct usb_serial *serial)
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{
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if (serial->num_bulk_out < serial->num_ports)
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return -ENODEV;
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return 0;
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}
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static int cyberjack_port_probe(struct usb_serial_port *port)
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{