From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-Id: <20120330194830.989779860@linuxfoundation.org> Date: Fri, 30 Mar 2012 12:48:59 -0700 From: Greg KH To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Ben Hutchings , =?UTF-8?q?Bj=C3=B8rn=20Mork?= , Oliver Neukum Subject: [ 034/175] cdc-wdm: Dont clear WDM_READ unless entire read buffer is emptied In-Reply-To: <20120330195801.GA31806@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.3-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ben Hutchings commit b7a205545345578712611106b371538992e142ff upstream. The WDM_READ flag is cleared later iff desc->length is reduced to 0. Signed-off-by: Ben Hutchings Tested-by: Bjørn Mork Cc: Oliver Neukum Signed-off-by: Greg Kroah-Hartman --- drivers/usb/class/cdc-wdm.c | 1 - 1 file changed, 1 deletion(-) --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -457,7 +457,6 @@ retry: spin_unlock_irq(&desc->iuspin); goto retry; } - clear_bit(WDM_READ, &desc->flags); cntr = desc->length; spin_unlock_irq(&desc->iuspin); }