diff options
| author | Johan Hovold <jhovold@gmail.com> | 2014-05-26 19:23:50 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-05-27 15:04:10 -0700 |
| commit | 308fee18e0f06215b47b54a2b254bfaf55527bdd (patch) | |
| tree | 48b3f7512f132b6b518b197bdb9b4562bb24668c /drivers/usb/class/cdc-acm.c | |
| parent | 4a8ee5059a241114c644350b6cb564c729a340fa (diff) | |
| download | linux-308fee18e0f06215b47b54a2b254bfaf55527bdd.tar.bz2 | |
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 <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
| -rw-r--r-- | drivers/usb/class/cdc-acm.c | 1 |
1 files changed, 0 insertions, 1 deletions
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); |