Relax the generic driver bulk-endpoint requirement. The driver handles
devices without bulk-out endpoints just fine these days.
Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
---
drivers/usb/serial/generic.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 2d3599f014e2..35cb8c0e584f 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -52,10 +52,12 @@ static int usb_serial_generic_calc_num_ports(struct usb_serial *serial,
struct usb_serial_endpoints *epds)
{
struct device *dev = &serial->interface->dev;
- int num_ports = epds->num_bulk_out;
+ int num_ports;
+
+ num_ports = max(epds->num_bulk_in, epds->num_bulk_out);
if (num_ports == 0) {
- dev_err(dev, "Generic device with no bulk out, not allowed.\n");
+ dev_err(dev, "device has no bulk endpoints\n");
return -ENODEV;
}
--
2.12.0
--
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