Commit 308fee18 authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman

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: default avatarJohan Hovold <jhovold@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4a8ee505
...@@ -690,7 +690,6 @@ static int acm_tty_write(struct tty_struct *tty, ...@@ -690,7 +690,6 @@ static int acm_tty_write(struct tty_struct *tty,
spin_unlock_irqrestore(&acm->write_lock, flags); spin_unlock_irqrestore(&acm->write_lock, flags);
return count; return count;
} }
usb_mark_last_busy(acm->dev);
stat = acm_start_wb(acm, wb); stat = acm_start_wb(acm, wb);
spin_unlock_irqrestore(&acm->write_lock, flags); spin_unlock_irqrestore(&acm->write_lock, flags);
......
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