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Date: Fri, 15 Jul 2011 10:47:11 -0700 From: "K. Y. Srinivasan" <kys@...rosoft.com> To: gregkh@...e.de, linux-kernel@...r.kernel.org, devel@...uxdriverproject.org, virtualization@...ts.osdl.org Cc: "K. Y. Srinivasan" <kys@...rosoft.com>, Haiyang Zhang <haiyangz@...rosoft.com> Subject: [PATCH 083/117] Staging: hv: storvsc: Prevent outgoing traffic when stor dev is destroyed Prevent outgoing traffic when stor dev is destroyed. Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com> Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com> --- 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 6b20f1d..53b65be 100644 --- a/drivers/staging/hv/hyperv_storage.h +++ b/drivers/staging/hv/hyperv_storage.h @@ -296,7 +296,8 @@ static inline struct storvsc_device *get_out_stor_device( spin_lock_irqsave(&device->ext_lock, flags); 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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