From mboxrd@z Thu Jan 1 00:00:00 1970 From: "K. Y. Srinivasan" Subject: [PATCH 07/46] Staging: hv: storvsc: Prevent outgoing traffic when stor dev is being destroyed Date: Sat, 27 Aug 2011 11:31:06 -0700 Message-ID: <1314469905-7058-7-git-send-email-kys@microsoft.com> References: <1314469874-7017-1-git-send-email-kys@microsoft.com> <1314469905-7058-1-git-send-email-kys@microsoft.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1314469905-7058-1-git-send-email-kys@microsoft.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: devel-bounces@linuxdriverproject.org Sender: devel-bounces@linuxdriverproject.org To: gregkh@suse.de, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, virtualization@lists.osdl.org Cc: Haiyang Zhang List-Id: virtualization@lists.linuxfoundation.org Prevent outgoing traffic when stor dev is destroyed. Signed-off-by: K. Y. Srinivasan Signed-off-by: Haiyang Zhang --- drivers/staging/hv/hyperv_storage.h | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/staging/hv/hyperv_storage.h b/drivers/staging/hv/hyperv_storage.h index d93bf93..1a59ca0 100644 --- a/drivers/staging/hv/hyperv_storage.h +++ b/drivers/staging/hv/hyperv_storage.h @@ -294,7 +294,8 @@ static inline struct storvsc_device *get_out_stor_device( struct storvsc_device *stor_device; stor_device = (struct storvsc_device *)device->ext; - if (stor_device && atomic_read(&stor_device->ref_count) > 1) + if (stor_device && (atomic_read(&stor_device->ref_count) > 1) && + !stor_device->destroy) atomic_inc(&stor_device->ref_count); else stor_device = NULL; -- 1.7.4.1