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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2012-01-24 10:21:28 +0000
committerDavid S. Miller <davem@davemloft.net>2012-01-24 15:47:47 -0500
commitc11bf1c8baff170fa478adc04964da519d160e62 (patch)
tree9d5b41ba4e07cb546097af97d9956b42b4cb91a8 /drivers/net/hyperv
parent2bbba277a554431a426e81f37d5c50ab6216c07d (diff)
net/hyperv: fix possible memory leak in do_set_multicast()
do_set_multicast() may not free the memory malloc in netvsc_set_multicast_list(). Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv')
-rw-r--r--drivers/net/hyperv/netvsc_drv.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 462d05f05e84..1a1ca6cfc74a 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -68,11 +68,11 @@ static void do_set_multicast(struct work_struct *w)
nvdev = hv_get_drvdata(ndevctx->device_ctx);
if (nvdev == NULL)
- return;
+ goto out;
rdev = nvdev->extension;
if (rdev == NULL)
- return;
+ goto out;
if (net->flags & IFF_PROMISC)
rndis_filter_set_packet_filter(rdev,
@@ -83,6 +83,7 @@ static void do_set_multicast(struct work_struct *w)
NDIS_PACKET_TYPE_ALL_MULTICAST |
NDIS_PACKET_TYPE_DIRECTED);
+out:
kfree(w);
}