From: kernel test robot <lkp@intel.com>
To: Eric Dumazet <edumazet@google.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
0day robot <lkp@intel.com>
Subject: net/sched/sch_generic.c:594:22: error: passing 'netdevice_tracker' to parameter of incompatible type 'const void *'
Date: Mon, 08 Jun 2026 21:07:58 +0200 [thread overview]
Message-ID: <202606082019.OHi1pHox-lkp@intel.com> (raw)
tree: https://github.com/intel-lab-lkp/linux/commits/Eric-Dumazet/net-watchdog-fix-refcount-tracking-races/20260608-205327
head: db0aade8ee8c6b624d8541821b8124d51e9c565a
commit: db0aade8ee8c6b624d8541821b8124d51e9c565a net: watchdog: fix refcount tracking races
date: 6 hours ago
config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260608/202606082019.OHi1pHox-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project f43d6834093b19baf79beda8c0337ab020ac5f17)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260608/202606082019.OHi1pHox-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202606082019.OHi1pHox-lkp@intel.com/
All errors (new ones prefixed by >>):
>> net/sched/sch_generic.c:594:22: error: passing 'netdevice_tracker' to parameter of incompatible type 'const void *'
594 | if (IS_ERR_OR_NULL(dev->watchdog_dev_tracker))
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/err.h:90:68: note: passing argument to parameter 'ptr' here
90 | static inline bool __must_check IS_ERR_OR_NULL(__force const void *ptr)
| ^
1 error generated.
vim +594 net/sched/sch_generic.c
584
585 void netdev_watchdog_up(struct net_device *dev)
586 {
587 if (!dev->netdev_ops->ndo_tx_timeout)
588 return;
589 if (dev->watchdog_timeo <= 0)
590 dev->watchdog_timeo = 5*HZ;
591 spin_lock_bh(&dev->tx_global_lock);
592 if (!mod_timer(&dev->watchdog_timer,
593 round_jiffies(jiffies + dev->watchdog_timeo))) {
> 594 if (IS_ERR_OR_NULL(dev->watchdog_dev_tracker))
595 netdev_hold(dev, &dev->watchdog_dev_tracker,
596 GFP_ATOMIC);
597 }
598 spin_unlock_bh(&dev->tx_global_lock);
599 }
600 EXPORT_SYMBOL_GPL(netdev_watchdog_up);
601
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-06-08 19:08 UTC|newest]
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