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Date:	Tue, 9 Feb 2016 04:25:27 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Jacob Keller <jacob.e.keller@...el.com>
Cc:	kbuild-all@...org, netdev@...r.kernel.org, mooray3@...pl,
	davem@...emloft.net, Jacob Keller <jacob.e.keller@...el.com>
Subject: Re: [PATCH 3/4] ethtool: can't set combined and tx/rx channel counts
 at the same time

Hi Jacob,

[auto build test ERROR on net/master]
[also build test ERROR on v4.5-rc3 next-20160208]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Jacob-Keller/ethtool-correctly-ensure-GS-CHANNELS-doesn-t-conflict-with-GS-RXFH/20160209-041131
config: xtensa-allyesconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=xtensa 

All errors (new ones prefixed by >>):

   net/core/ethtool.c: In function 'ethtool_set_channels':
   net/core/ethtool.c:1289:6: error: void value not ignored as it ought to be
     ret = dev->ethtool_ops->get_channels(dev, &max);
         ^
   net/core/ethtool.c:1303:6: error: expected ')' before 'return'
         return -EINVAL;
         ^
>> net/core/ethtool.c:2159:1: error: expected declaration or statement at end of input
    }
    ^
   net/core/ethtool.c:1280:6: warning: unused variable 'max_rx' [-Wunused-variable]
     u32 max_rx = 0;
         ^
   net/core/ethtool.c: At top level:
   net/core/ethtool.c:116:12: warning: 'ethtool_get_features' defined but not used [-Wunused-function]
    static int ethtool_get_features(struct net_device *dev, void __user *useraddr)
               ^
   net/core/ethtool.c:154:12: warning: 'ethtool_set_features' defined but not used [-Wunused-function]
    static int ethtool_set_features(struct net_device *dev, void __user *useraddr)
               ^
   net/core/ethtool.c:237:13: warning: '__ethtool_get_strings' defined but not used [-Wunused-function]
    static void __ethtool_get_strings(struct net_device *dev,
                ^
   net/core/ethtool.c:296:12: warning: 'ethtool_get_one_feature' defined but not used [-Wunused-function]
    static int ethtool_get_one_feature(struct net_device *dev,
               ^
   net/core/ethtool.c:310:12: warning: 'ethtool_set_one_feature' defined but not used [-Wunused-function]
    static int ethtool_set_one_feature(struct net_device *dev,
               ^
   net/core/ethtool.c:340:12: warning: '__ethtool_get_flags' defined but not used [-Wunused-function]
    static u32 __ethtool_get_flags(struct net_device *dev)
               ^
   net/core/ethtool.c:358:12: warning: '__ethtool_set_flags' defined but not used [-Wunused-function]
    static int __ethtool_set_flags(struct net_device *dev, u32 data)
               ^
   net/core/ethtool.c:402:12: warning: 'ethtool_get_settings' defined but not used [-Wunused-function]
    static int ethtool_get_settings(struct net_device *dev, void __user *useraddr)
               ^
   net/core/ethtool.c:416:12: warning: 'ethtool_set_settings' defined but not used [-Wunused-function]
    static int ethtool_set_settings(struct net_device *dev, void __user *useraddr)
               ^
   net/core/ethtool.c:429:31: warning: 'ethtool_get_drvinfo' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_get_drvinfo(struct net_device *dev,
                                  ^
   net/core/ethtool.c:475:31: warning: 'ethtool_get_sset_info' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_get_sset_info(struct net_device *dev,
                                  ^
   net/core/ethtool.c:531:31: warning: 'ethtool_set_rxnfc' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_set_rxnfc(struct net_device *dev,
                                  ^
   net/core/ethtool.c:563:31: warning: 'ethtool_get_rxnfc' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_get_rxnfc(struct net_device *dev,
                                  ^
   net/core/ethtool.c:678:31: warning: 'ethtool_get_rxfh_indir' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_get_rxfh_indir(struct net_device *dev,
                                  ^
   net/core/ethtool.c:726:31: warning: 'ethtool_set_rxfh_indir' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev,
                                  ^
   net/core/ethtool.c:788:31: warning: 'ethtool_get_rxfh' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_get_rxfh(struct net_device *dev,
                                  ^
   net/core/ethtool.c:860:31: warning: 'ethtool_set_rxfh' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_set_rxfh(struct net_device *dev,
                                  ^
   net/core/ethtool.c:955:12: warning: 'ethtool_get_regs' defined but not used [-Wunused-function]
    static int ethtool_get_regs(struct net_device *dev, char __user *useraddr)
               ^
   net/core/ethtool.c:991:12: warning: 'ethtool_reset' defined but not used [-Wunused-function]
    static int ethtool_reset(struct net_device *dev, char __user *useraddr)
               ^
   net/core/ethtool.c:1011:12: warning: 'ethtool_get_wol' defined but not used [-Wunused-function]
    static int ethtool_get_wol(struct net_device *dev, char __user *useraddr)
               ^
   net/core/ethtool.c:1025:12: warning: 'ethtool_set_wol' defined but not used [-Wunused-function]
    static int ethtool_set_wol(struct net_device *dev, char __user *useraddr)
               ^
   net/core/ethtool.c:1038:12: warning: 'ethtool_get_eee' defined but not used [-Wunused-function]
    static int ethtool_get_eee(struct net_device *dev, char __user *useraddr)
               ^
   net/core/ethtool.c:1059:12: warning: 'ethtool_set_eee' defined but not used [-Wunused-function]
    static int ethtool_set_eee(struct net_device *dev, char __user *useraddr)
               ^
   net/core/ethtool.c:1072:12: warning: 'ethtool_nway_reset' defined but not used [-Wunused-function]
    static int ethtool_nway_reset(struct net_device *dev)
               ^
   net/core/ethtool.c:1080:12: warning: 'ethtool_get_link' defined but not used [-Wunused-function]
    static int ethtool_get_link(struct net_device *dev, char __user *useraddr)
               ^
   net/core/ethtool.c:1145:12: warning: 'ethtool_get_eeprom' defined but not used [-Wunused-function]
    static int ethtool_get_eeprom(struct net_device *dev, void __user *useraddr)
               ^
   net/core/ethtool.c:1157:12: warning: 'ethtool_set_eeprom' defined but not used [-Wunused-function]
    static int ethtool_set_eeprom(struct net_device *dev, void __user *useraddr)
               ^
   net/core/ethtool.c:1205:31: warning: 'ethtool_get_coalesce' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_get_coalesce(struct net_device *dev,
                                  ^
   net/core/ethtool.c:1220:31: warning: 'ethtool_set_coalesce' defined but not used [-Wunused-function]
    static noinline_for_stack int ethtool_set_coalesce(struct net_device *dev,
                                  ^
   net/core/ethtool.c:1234:12: warning: 'ethtool_get_ringparam' defined but not used [-Wunused-function]
    static int ethtool_get_ringparam(struct net_device *dev, void __user *useraddr)
               ^
   net/core/ethtool.c:1248:12: warning: 'ethtool_set_ringparam' defined but not used [-Wunused-function]
    static int ethtool_set_ringparam(struct net_device *dev, void __user *useraddr)
               ^
   net/core/ethtool.c:1261:31: warning: 'ethtool_get_channels' defined but not used [-Wunused-function]

vim +2159 net/core/ethtool.c

^1da177e Linus Torvalds    2005-04-16  2153  		dev->ethtool_ops->complete(dev);
d8a33ac4 Stephen Hemminger 2005-05-29  2154  
d8a33ac4 Stephen Hemminger 2005-05-29  2155  	if (old_features != dev->features)
d8a33ac4 Stephen Hemminger 2005-05-29  2156  		netdev_features_change(dev);
d8a33ac4 Stephen Hemminger 2005-05-29  2157  
^1da177e Linus Torvalds    2005-04-16  2158  	return rc;
^1da177e Linus Torvalds    2005-04-16 @2159  }

:::::: The code at line 2159 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@...970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>

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

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