* [PATCH 1/1] Staging: hv: netvsc: Fix a dereferencing issue
@ 2011-10-06 17:10 K. Y. Srinivasan
0 siblings, 0 replies; only message in thread
From: K. Y. Srinivasan @ 2011-10-06 17:10 UTC (permalink / raw)
To: gregkh, linux-kernel, devel, virtualization, dan.carpenter
Cc: K. Y. Srinivasan, Haiyang Zhang
net_dev is being de-referenced without proper checking; fix it.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
---
drivers/staging/hv/rndis_filter.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/hv/rndis_filter.c b/drivers/staging/hv/rndis_filter.c
index ef43f2e..bafccb3 100644
--- a/drivers/staging/hv/rndis_filter.c
+++ b/drivers/staging/hv/rndis_filter.c
@@ -368,11 +368,11 @@ int rndis_filter_receive(struct hv_device *dev,
struct rndis_message *rndis_hdr;
struct net_device *ndev;
- ndev = net_dev->ndev;
-
if (!net_dev)
return -EINVAL;
+ ndev = net_dev->ndev;
+
/* Make sure the rndis device state is initialized */
if (!net_dev->extension) {
netdev_err(ndev, "got rndis message but no rndis device - "
--
1.7.4.1
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2011-10-06 17:10 [PATCH 1/1] Staging: hv: netvsc: Fix a dereferencing issue K. Y. Srinivasan
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