diff options
| author | Ben Hutchings <ben@decadent.org.uk> | 2012-02-12 06:02:43 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-02-24 13:12:14 -0800 |
| commit | b7a205545345578712611106b371538992e142ff (patch) | |
| tree | f725698c4e76afbfe95569ef73a735a30cf6ca37 /drivers/usb | |
| parent | 0cedc4e1c870d5d4811b3ed2aca98b41334f10e4 (diff) | |
cdc-wdm: Don't clear WDM_READ unless entire read buffer is emptied
The WDM_READ flag is cleared later iff desc->length is reduced to 0.
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Tested-by: Bjørn Mork <bjorn@mork.no>
Cc: Oliver Neukum <oliver@neukum.org>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/class/cdc-wdm.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index 7ca54d4dea92..6037b503153f 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -455,7 +455,6 @@ retry: spin_unlock_irq(&desc->iuspin); goto retry; } - clear_bit(WDM_READ, &desc->flags); cntr = desc->length; spin_unlock_irq(&desc->iuspin); } |