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SubjectRe: [PATCH v2 net-next 1/2] net: hns: fix return value of the function about rss
Hi Kejian,

[auto build test WARNING on net-next/master]

url: https://github.com/0day-ci/linux/commits/Kejian-Yan/net-hns-get-and-set-RSS-indirection-table-by-using-ethtool/20160310-210648
config: x86_64-allyesconfig (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All warnings (new ones prefixed by >>):

drivers/net/ethernet/hisilicon/hns/hns_ethtool.c: In function 'hns_get_rss':
>> drivers/net/ethernet/hisilicon/hns/hns_ethtool.c:1214:6: warning: unused variable 'ret' [-Wunused-variable]
int ret;
^
drivers/net/ethernet/hisilicon/hns/hns_ethtool.c: In function 'hns_set_rss':
drivers/net/ethernet/hisilicon/hns/hns_ethtool.c:1236:6: warning: unused variable 'ret' [-Wunused-variable]
int ret;
^

vim +/ret +1214 drivers/net/ethernet/hisilicon/hns/hns_ethtool.c

6bc0ce7d Salil 2015-12-03 1198 netdev_err(netdev,
6bc0ce7d Salil 2015-12-03 1199 "RSS feature is not supported on this hardware\n");
73f4f566 Kejian Yan 2016-03-10 1200 return (u32)-EOPNOTSUPP;
6bc0ce7d Salil 2015-12-03 1201 }
6bc0ce7d Salil 2015-12-03 1202
6bc0ce7d Salil 2015-12-03 1203 ops = priv->ae_handle->dev->ops;
6bc0ce7d Salil 2015-12-03 1204 ret = ops->get_rss_indir_size(priv->ae_handle);
6bc0ce7d Salil 2015-12-03 1205
6bc0ce7d Salil 2015-12-03 1206 return ret;
6bc0ce7d Salil 2015-12-03 1207 }
6bc0ce7d Salil 2015-12-03 1208
6bc0ce7d Salil 2015-12-03 1209 static int
6bc0ce7d Salil 2015-12-03 1210 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
6bc0ce7d Salil 2015-12-03 1211 {
6bc0ce7d Salil 2015-12-03 1212 struct hns_nic_priv *priv = netdev_priv(netdev);
6bc0ce7d Salil 2015-12-03 1213 struct hnae_ae_ops *ops;
6bc0ce7d Salil 2015-12-03 @1214 int ret;
6bc0ce7d Salil 2015-12-03 1215
6bc0ce7d Salil 2015-12-03 1216 if (AE_IS_VER1(priv->enet_ver)) {
6bc0ce7d Salil 2015-12-03 1217 netdev_err(netdev,
6bc0ce7d Salil 2015-12-03 1218 "RSS feature is not supported on this hardware\n");
6bc0ce7d Salil 2015-12-03 1219 return -EOPNOTSUPP;
6bc0ce7d Salil 2015-12-03 1220 }
6bc0ce7d Salil 2015-12-03 1221
6bc0ce7d Salil 2015-12-03 1222 ops = priv->ae_handle->dev->ops;

:::::: The code at line 1214 was first introduced by commit
:::::: 6bc0ce7d9adabf332afc102f7f97bf121b990ece net:hns: Add Hip06 "RSS(Receive Side Scaling)" support to HNS Driver

:::::: TO: Salil <salil.mehta@huawei.com>
:::::: CC: David S. Miller <davem@davemloft.net>

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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