From 590298b2232503ee5088c3abfe6cf69d51ade427 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Thu, 2 Mar 2017 12:51:31 +0100 Subject: [PATCH] USB: serial: pl2303: simplify endpoint check Simplify the endpoint sanity check by letting core verify that the required endpoints are present. Signed-off-by: Johan Hovold --- drivers/usb/serial/pl2303.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index ca69eb4..6084000 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -221,17 +221,9 @@ static int pl2303_probe(struct usb_serial *serial, static int pl2303_startup(struct usb_serial *serial) { struct pl2303_serial_private *spriv; - unsigned char num_ports = serial->num_ports; enum pl2303_type type = TYPE_01; unsigned char *buf; - if (serial->num_bulk_in < num_ports || - serial->num_bulk_out < num_ports || - serial->num_interrupt_in < num_ports) { - dev_err(&serial->interface->dev, "missing endpoints\n"); - return -ENODEV; - } - spriv = kzalloc(sizeof(*spriv), GFP_KERNEL); if (!spriv) return -ENOMEM; @@ -939,6 +931,9 @@ static struct usb_serial_driver pl2303_device = { }, .id_table = id_table, .num_ports = 1, + .num_bulk_in = 1, + .num_bulk_out = 1, + .num_interrupt_in = 1, .bulk_in_size = 256, .bulk_out_size = 256, .open = pl2303_open, -- 2.7.4