Re: [PATCH] qtnfmac: remove meaningless goto statement and labels

From: kernel test robot
Date: Thu Feb 25 2021 - 04:12:22 EST

Hi samirweng1979,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on wireless-drivers-next/master]
[also build test ERROR on wireless-drivers/master sparc-next/master v5.11 next-20210225]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/samirweng1979/qtnfmac-remove-meaningless-goto-statement-and-labels/20210225-145714
base: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git master
config: sparc-randconfig-s031-20210225 (attached as .config)
compiler: sparc64-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-229-g60c1f270-dirty
# https://github.com/0day-ci/linux/commit/d18bea1fd25dee219ae56343ff9caf9cb6eb1519
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review samirweng1979/qtnfmac-remove-meaningless-goto-statement-and-labels/20210225-145714
git checkout d18bea1fd25dee219ae56343ff9caf9cb6eb1519
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sparc

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

drivers/net/wireless/quantenna/qtnfmac/commands.c: In function 'qtnf_cmd_send_change_sta':
>> drivers/net/wireless/quantenna/qtnfmac/commands.c:1901:3: error: label 'out' used but not defined
1901 | goto out;
| ^~~~

Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for FRAME_POINTER
Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS || MCOUNT
Selected by
- LOCKDEP && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && !MIPS && !PPC && !ARM && !S390 && !MICROBLAZE && !ARC && !X86
- FAULT_INJECTION_STACKTRACE_FILTER && FAULT_INJECTION_DEBUG_FS && STACKTRACE_SUPPORT && !X86_64 && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86


vim +/out +1901 drivers/net/wireless/quantenna/qtnfmac/commands.c

98f44cb0655cbe Igor Mitsyanko 2017-05-11 1867
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1868 int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac,
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1869 struct station_parameters *params)
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1870 {
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1871 struct sk_buff *cmd_skb;
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1872 struct qlink_cmd_change_sta *cmd;
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1873 int ret = 0;
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1874
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1875 cmd_skb = qtnf_cmd_alloc_new_cmdskb(vif->mac->macid, vif->vifid,
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1876 QLINK_CMD_CHANGE_STA,
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1877 sizeof(*cmd));
c93fe71c91d0ae Sergey Matyukevich 2018-01-22 1878 if (!cmd_skb)
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1879 return -ENOMEM;
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1880
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1881 qtnf_bus_lock(vif->mac->bus);
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1882
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1883 cmd = (struct qlink_cmd_change_sta *)cmd_skb->data;
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1884 ether_addr_copy(cmd->sta_addr, mac);
4d2a7a1cfa68e3 Igor Mitsyanko 2017-12-19 1885 cmd->flag_update.mask =
4d2a7a1cfa68e3 Igor Mitsyanko 2017-12-19 1886 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_mask));
4d2a7a1cfa68e3 Igor Mitsyanko 2017-12-19 1887 cmd->flag_update.value =
4d2a7a1cfa68e3 Igor Mitsyanko 2017-12-19 1888 cpu_to_le32(qtnf_encode_sta_flags(params->sta_flags_set));
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1889
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1890 switch (vif->wdev.iftype) {
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1891 case NL80211_IFTYPE_AP:
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1892 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_AP);
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1893 break;
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1894 case NL80211_IFTYPE_STATION:
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1895 cmd->if_type = cpu_to_le16(QLINK_IFTYPE_STATION);
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1896 break;
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1897 default:
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1898 pr_err("unsupported iftype %d\n", vif->wdev.iftype);
63f6982075d890 Colin Ian King 2020-09-25 1899 dev_kfree_skb(cmd_skb);
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1900 ret = -EINVAL;
805b28c05c8e04 Sergey Matyukevich 2017-07-28 @1901 goto out;
805b28c05c8e04 Sergey Matyukevich 2017-07-28 1902 }
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1903
c6ed298ffe09fb Sergey Matyukevich 2018-10-05 1904 ret = qtnf_cmd_send(vif->mac->bus, cmd_skb);
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1905
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1906 qtnf_bus_unlock(vif->mac->bus);
c6ed298ffe09fb Sergey Matyukevich 2018-10-05 1907
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1908 return ret;
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1909 }
98f44cb0655cbe Igor Mitsyanko 2017-05-11 1910

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0-DAY CI Kernel Test Service, Intel Corporation
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