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cdc-acm: log message for serial state notification 

Adds a similar log message to USB_CDC_NOTIFY_SERIAL_STATE as it is
already done with USB_CDC_NOTIFY_NETWORK_CONNECTION.

Signed-off-by: Tobias Herzog <t-herzog@gmx.de>
Acked-by: Oliver Neukum <oneukum@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tobias Herzog 2017-03-30 22:15:12 +02:00 committed by Greg Kroah-Hartman
parent ea2583529c
commit 2d6dfd17ae
1 changed files with 2 additions and 0 deletions
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2
drivers/usb/class/cdc-acm.c
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@ -305,6 +305,8 @@ static void acm_process_notification(struct acm *acm, unsigned char *buf)
}
newctrl = get_unaligned_le16(data);
dev_dbg(&acm->control->dev,
"%s - serial state: 0x%x\n", __func__, newctrl);
if (!acm->clocal && (acm->ctrlin & ~newctrl & ACM_CTRL_DCD)) {
dev_dbg(&acm->control->dev,