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Message-Id: <1310752065-27895-92-git-send-email-kys@microsoft.com> Date: Fri, 15 Jul 2011 10:47:20 -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 092/117] Staging: hv: netvsc: Prevent outgoing traffic when netvsc dev is destroyed Prevent outgoing traffic when netvsc dev is destroyed. Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com> Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com> --- drivers/staging/hv/netvsc.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/staging/hv/netvsc.c b/drivers/staging/hv/netvsc.c index 2ee3f07..538259d 100644 --- a/drivers/staging/hv/netvsc.c +++ b/drivers/staging/hv/netvsc.c @@ -58,7 +58,8 @@ static struct netvsc_device *get_outbound_net_device(struct hv_device *device) spin_lock_irqsave(&device->ext_lock, flags); net_device = device->ext; - if (net_device && atomic_read(&net_device->refcnt) > 1) + if (net_device && (atomic_read(&net_device->refcnt) > 1) && + !net_device->destroy) atomic_inc(&net_device->refcnt); else net_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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