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net: hns3: fix for returning wrong value problem in hns3_get_rss_key_size

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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>
This commit is contained in:
Fuyun Liang 2018-03-24 11:32:43 +08:00 committed by David S. Miller
parent 0c29ba1b43
commit 3bd6d258b1
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
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@ -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);
}