From: Johan Hovold Date: Mon, 26 May 2014 17:23:50 +0000 (+0200) Subject: USB: cdc-acm: remove redundant usb_mark_last_busy X-Git-Tag: MMI-PSA29.97-13-9~11772^2~37^2~81 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=308fee18e0f06215b47b54a2b254bfaf55527bdd;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git USB: cdc-acm: remove redundant usb_mark_last_busy There's no need to call usb_mark_last_busy after having increased the PM counter in write(). The device will be marked busy by USB core when the PM counter is balanced in the completion handler. Signed-off-by: Johan Hovold Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 3c7cfac48e30..8f654ce52570 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -690,7 +690,6 @@ static int acm_tty_write(struct tty_struct *tty, spin_unlock_irqrestore(&acm->write_lock, flags); return count; } - usb_mark_last_busy(acm->dev); stat = acm_start_wb(acm, wb); spin_unlock_irqrestore(&acm->write_lock, flags);