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Message-ID: <202406011038.AwLZhQpy-lkp@intel.com>
Date: Sat, 1 Jun 2024 11:13:50 +0800
From: kernel test robot <lkp@...el.com>
To: Yojana Mallik <y-mallik@...com>, schnelle@...ux.ibm.com,
wsa+renesas@...g-engineering.com, diogo.ivo@...mens.com,
rdunlap@...radead.org, horms@...nel.org, vigneshr@...com,
rogerq@...com, danishanwar@...com, pabeni@...hat.com,
kuba@...nel.org, edumazet@...gle.com, davem@...emloft.net
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org, srk@...com,
rogerq@...nel.org
Subject: Re: [PATCH net-next v2 2/3] net: ethernet: ti: Register the RPMsg
driver as network device
Hi Yojana,
kernel test robot noticed the following build warnings:
[auto build test WARNING on net-next/main]
url: https://github.com/intel-lab-lkp/linux/commits/Yojana-Mallik/net-ethernet-ti-RPMsg-based-shared-memory-ethernet-driver/20240531-144258
base: net-next/main
patch link: https://lore.kernel.org/r/20240531064006.1223417-3-y-mallik%40ti.com
patch subject: [PATCH net-next v2 2/3] net: ethernet: ti: Register the RPMsg driver as network device
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20240601/202406011038.AwLZhQpy-lkp@intel.com/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240601/202406011038.AwLZhQpy-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406011038.AwLZhQpy-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/net/ethernet/ti/inter_core_virt_eth.c:76:6: warning: variable 'ret' is used uninitialized whenever 'if' condition is false [-Wsometimes-uninitialized]
76 | if (wait) {
| ^~~~
drivers/net/ethernet/ti/inter_core_virt_eth.c:87:9: note: uninitialized use occurs here
87 | return ret;
| ^~~
drivers/net/ethernet/ti/inter_core_virt_eth.c:76:2: note: remove the 'if' if its condition is always true
76 | if (wait) {
| ^~~~~~~~~
drivers/net/ethernet/ti/inter_core_virt_eth.c:65:9: note: initialize the variable 'ret' to silence this warning
65 | int ret;
| ^
| = 0
drivers/net/ethernet/ti/inter_core_virt_eth.c:330:24: error: use of undeclared identifier 'icve_del_mc_addr'
330 | __dev_mc_unsync(ndev, icve_del_mc_addr);
| ^
drivers/net/ethernet/ti/inter_core_virt_eth.c:331:26: error: no member named 'mc_list' in 'struct icve_common'
331 | __hw_addr_init(&common->mc_list);
| ~~~~~~ ^
drivers/net/ethernet/ti/inter_core_virt_eth.c:337:28: error: no member named 'rx_mode_work' in 'struct icve_common'
337 | cancel_work_sync(&common->rx_mode_work);
| ~~~~~~ ^
1 warning and 3 errors generated.
vim +76 drivers/net/ethernet/ti/inter_core_virt_eth.c
59
60 static int icve_create_send_request(struct icve_common *common,
61 enum icve_rpmsg_type rpmsg_type,
62 bool wait)
63 {
64 unsigned long flags;
65 int ret;
66
67 if (wait)
68 reinit_completion(&common->sync_msg);
69
70 spin_lock_irqsave(&common->send_msg_lock, flags);
71 create_request(common, rpmsg_type);
72 rpmsg_send(common->rpdev->ept, (void *)(&common->send_msg),
73 sizeof(common->send_msg));
74 spin_unlock_irqrestore(&common->send_msg_lock, flags);
75
> 76 if (wait) {
77 ret = wait_for_completion_timeout(&common->sync_msg,
78 ICVE_REQ_TIMEOUT);
79
80 if (!ret) {
81 dev_err(common->dev, "Failed to receive response within %ld jiffies\n",
82 ICVE_REQ_TIMEOUT);
83 ret = -ETIMEDOUT;
84 return ret;
85 }
86 }
87 return ret;
88 }
89
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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