i40e_virtchnl_pf.c:2039 i40e_set_vsi_promisc() error: uninitialized symbol 'aq_ret'.

kernel test robot Wed, 10 Jun 2020 15:19:20 -0700

CC: [email protected]
CC: Intel Wired LAN <[email protected]>
TO: Aleksandr Loktionov <[email protected]>
CC: Jeff Kirsher <[email protected]>
CC: Arkadiusz Kubalewski <[email protected]>


tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git 
dev-queue
head:   94e8b9f389d896ead02e9633104231fc864da9b0
commit: 00dd8fa0294dfd7fafefa292dc584abbefd29153 [35/55] i40e: Remove 
scheduling while atomic possibility
:::::: branch date: 4 hours ago
:::::: commit date: 2 days ago
config: powerpc-randconfig-m031-20200607 (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>
Reported-by: Dan Carpenter <[email protected]>

smatch warnings:
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c:2039 i40e_set_vsi_promisc() 
error: uninitialized symbol 'aq_ret'.

# 
https://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git/commit/?id=00dd8fa0294dfd7fafefa292dc584abbefd29153
git remote add jkirsher-next-queue 
https://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git
git remote update jkirsher-next-queue
git checkout 00dd8fa0294dfd7fafefa292dc584abbefd29153
vim +/aq_ret +2039 drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c

00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1957  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1958  /**
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1959   * i40e_set_vsi_promisc
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1960   * @vf: pointer to the VF 
struct
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1961   * @seid: VSI number
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1962   * @multi_enable: set MAC 
L2 layer multicast promiscuous enable/disable
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1963   *                for a 
given VLAN
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1964   * @unicast_enable: set 
MAC L2 layer unicast promiscuous enable/disable
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1965   *                  for a 
given VLAN
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1966   * @vl: List of VLANs - 
apply filter for given VLANs
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1967   * @num_vlans: Number of 
elements in @vl
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1968   **/
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1969  static inline i40e_status
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1970  
i40e_set_vsi_promisc(struct i40e_vf *vf, u16 seid, bool multi_enable,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1971                  bool 
unicast_enable, s16 *vl, int num_vlans)
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1972  {
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1973     struct i40e_pf *pf = 
vf->pf;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1974     struct i40e_hw *hw = 
&pf->hw;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1975     i40e_status aq_ret;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1976     int i;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1977  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1978     /* No VLAN to set 
promisc on, set on VSI */
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1979     if (!num_vlans || !vl) {
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1980             aq_ret = 
i40e_aq_set_vsi_multicast_promiscuous(hw, seid,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1981                             
                               multi_enable,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1982                             
                               NULL);
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1983             if (aq_ret) {
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1984                     int 
aq_err = pf->hw.aq.asq_last_status;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1985  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1986                     
dev_err(&pf->pdev->dev,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1987                             
"VF %d failed to set multicast promiscuous mode err %s aq_err %s\n",
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1988                             
vf->vf_id,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1989                             
i40e_stat_str(&pf->hw, aq_ret),
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1990                             
i40e_aq_str(&pf->hw, aq_err));
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1991  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1992                     return 
aq_ret;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1993             }
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1994  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1995             aq_ret = 
i40e_aq_set_vsi_unicast_promiscuous(hw, seid,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1996                             
                             unicast_enable,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1997                             
                             NULL, true);
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1998  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  1999             if (aq_ret) {
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2000                     int 
aq_err = pf->hw.aq.asq_last_status;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2001  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2002                     
dev_err(&pf->pdev->dev,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2003                             
"VF %d failed to set unicast promiscuous mode err %s aq_err %s\n",
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2004                             
vf->vf_id,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2005                             
i40e_stat_str(&pf->hw, aq_ret),
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2006                             
i40e_aq_str(&pf->hw, aq_err));
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2007             }
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2008  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2009             return aq_ret;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2010     }
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2011  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2012     for (i = 0; i < 
num_vlans; i++) {
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2013             aq_ret = 
i40e_aq_set_vsi_mc_promisc_on_vlan(hw, seid,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2014                             
                            multi_enable,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2015                             
                            vl[i], NULL);
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2016             if (aq_ret) {
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2017                     int 
aq_err = pf->hw.aq.asq_last_status;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2018  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2019                     
dev_err(&pf->pdev->dev,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2020                             
"VF %d failed to set multicast promiscuous mode err %s aq_err %s\n",
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2021                             
vf->vf_id,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2022                             
i40e_stat_str(&pf->hw, aq_ret),
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2023                             
i40e_aq_str(&pf->hw, aq_err));
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2024             }
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2025  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2026             aq_ret = 
i40e_aq_set_vsi_uc_promisc_on_vlan(hw, seid,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2027                             
                            unicast_enable,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2028                             
                            vl[i], NULL);
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2029             if (aq_ret) {
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2030                     int 
aq_err = pf->hw.aq.asq_last_status;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2031  
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2032                     
dev_err(&pf->pdev->dev,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2033                             
"VF %d failed to set unicast promiscuous mode err %s aq_err %s\n",
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2034                             
vf->vf_id,
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2035                             
i40e_stat_str(&pf->hw, aq_ret),
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2036                             
i40e_aq_str(&pf->hw, aq_err));
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2037             }
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2038     }
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29 @2039     return aq_ret;
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2040  }
00dd8fa0294dfd Aleksandr Loktionov 2020-05-29  2041  

---
0-DAY CI Kernel Test Service, Intel Corporation
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[kbuild] [jkirsher-next-queue:dev-queue 35/55] drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c:2039 i40e_set_vsi_promisc() error: uninitialized symbol 'aq_ret'.

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