From: Johan Hovold Date: Sat, 27 Feb 2010 13:05:46 +0000 (+0100) Subject: USB: serial: fix error message on close in generic driver X-Git-Tag: firefly_0821_release~9833^2~2551^2~43 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0ae1474367a15e1b65a9deed3a73a14475a419fc;p=firefly-linux-kernel-4.4.55.git USB: serial: fix error message on close in generic driver Resubmitting read urb fails with -EPERM if completion handler runs while urb is being killed on close. This should not be reported as an error. Signed-off-by: Johan Hovold Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 89fac36684c5..e560d1d7f628 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -415,11 +415,13 @@ void usb_serial_generic_resubmit_read_urb(struct usb_serial_port *port, ((serial->type->read_bulk_callback) ? serial->type->read_bulk_callback : usb_serial_generic_read_bulk_callback), port); + result = usb_submit_urb(urb, mem_flags); - if (result) + if (result && result != -EPERM) { dev_err(&port->dev, "%s - failed resubmitting read urb, error %d\n", __func__, result); + } } EXPORT_SYMBOL_GPL(usb_serial_generic_resubmit_read_urb);