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authorFuyun Liang <liangfuyun1@huawei.com>2018-03-24 11:32:43 +0800
committerDavid S. Miller <davem@davemloft.net>2018-03-26 12:12:26 -0400
commit3bd6d258b1d5f76744567855d1376358a94f127d (patch)
treeca04c0b52d7535df3c67d163774535b9d9e1258d /drivers/net/ethernet/hisilicon
parentnet: qualcomm: rmnet: check for null ep to avoid null pointer dereference (diff)
downloadlinux-dev-3bd6d258b1d5f76744567855d1376358a94f127d.tar.xz
linux-dev-3bd6d258b1d5f76744567855d1376358a94f127d.zip
net: hns3: fix for returning wrong value problem in hns3_get_rss_key_size
The return type of hns3_get_rss_key_size is u32. But a negative value is returned. This patch fixes it by replacing the negative value with zero. Signed-off-by: Fuyun Liang <liangfuyun1@huawei.com> Signed-off-by: Peng Li <lipeng321@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/hisilicon')
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
index 9d07116a4426..ac523c90d604 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
@@ -638,7 +638,7 @@ static u32 hns3_get_rss_key_size(struct net_device *netdev)
if (!h->ae_algo || !h->ae_algo->ops ||
!h->ae_algo->ops->get_rss_key_size)
- return -EOPNOTSUPP;
+ return 0;
return h->ae_algo->ops->get_rss_key_size(h);
}