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.me...@huawei.com> :::::: CC: David S. Miller <da...@davemloft.net> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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