CC: [email protected] CC: [email protected] TO: Petr Machata <[email protected]>
tree: https://github.com/jpirko/linux_mlxsw petrm_soft_counters head: 59d158395664dab1c1164364d6ee57aaaad44b96 commit: d35d00a6d28ff7a34145438df3a2b39abd00edc3 [7/8] wip :::::: branch date: :::::: commit date: 13 days ago config: x86_64-randconfig-m001-20211117 (https://download.01.org/0day-ci/archive/20211126/[email protected]/config) compiler: gcc-9 (Debian 9.3.0-22) 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]> New smatch warnings: net/core/dev.c:8395 netdev_offload_xstats_hw_stats_enable() error: uninitialized symbol 'stats'. Old smatch warnings: net/core/dev.c:6922 napi_disable() error: uninitialized symbol 'new'. vim +/stats +8395 net/core/dev.c 61bd3857ff2c7da Moni Shoua 2015-02-03 8362 453f3cd9e64f05f Petr Machata 2021-10-29 8363 int netdev_offload_xstats_hw_stats_enable(struct net_device *dev, 453f3cd9e64f05f Petr Machata 2021-10-29 8364 u32 req_hw_stats, a8a72b09197b260 Petr Machata 2021-10-22 8365 struct netlink_ext_ack *extack) a8a72b09197b260 Petr Machata 2021-10-22 8366 { a8a72b09197b260 Petr Machata 2021-10-22 8367 struct netdev_notifier_offload_xstats_info info = { a8a72b09197b260 Petr Machata 2021-10-22 8368 .info.dev = dev, a8a72b09197b260 Petr Machata 2021-10-22 8369 .info.extack = extack, 453f3cd9e64f05f Petr Machata 2021-10-29 8370 .cmd = NETDEV_OFFLOAD_XSTATS_CMD_ENABLE, 7f3ca7ed5c4b775 Petr Machata 2021-11-03 8371 .hw_stats = req_hw_stats, a8a72b09197b260 Petr Machata 2021-10-22 8372 }; 453f3cd9e64f05f Petr Machata 2021-10-29 8373 struct rtnl_link_stats64 *stats; a8a72b09197b260 Petr Machata 2021-10-22 8374 int err; a8a72b09197b260 Petr Machata 2021-10-22 8375 int rc; a8a72b09197b260 Petr Machata 2021-10-22 8376 d35d00a6d28ff7a Petr Machata 2021-11-12 8377 if (!dev->offload_hw_stats) { d35d00a6d28ff7a Petr Machata 2021-11-12 8378 dev->offload_hw_stats = kzalloc(sizeof(*dev->offload_hw_stats), d35d00a6d28ff7a Petr Machata 2021-11-12 8379 GFP_KERNEL); d35d00a6d28ff7a Petr Machata 2021-11-12 8380 if (!dev->offload_hw_stats) 453f3cd9e64f05f Petr Machata 2021-10-29 8381 return -ENOMEM; d35d00a6d28ff7a Petr Machata 2021-11-12 8382 } 453f3cd9e64f05f Petr Machata 2021-10-29 8383 453f3cd9e64f05f Petr Machata 2021-10-29 8384 rc = call_netdevice_notifiers_info(NETDEV_OFFLOAD_XSTATS_CMD, a8a72b09197b260 Petr Machata 2021-10-22 8385 &info.info); a8a72b09197b260 Petr Machata 2021-10-22 8386 err = notifier_to_errno(rc); 453f3cd9e64f05f Petr Machata 2021-10-29 8387 if (err) 453f3cd9e64f05f Petr Machata 2021-10-29 8388 // xxx note we need a way to roll back if the notifier chain 453f3cd9e64f05f Petr Machata 2021-10-29 8389 // fails midway through 453f3cd9e64f05f Petr Machata 2021-10-29 8390 goto free_stats; 453f3cd9e64f05f Petr Machata 2021-10-29 8391 453f3cd9e64f05f Petr Machata 2021-10-29 8392 return 0; 453f3cd9e64f05f Petr Machata 2021-10-29 8393 453f3cd9e64f05f Petr Machata 2021-10-29 8394 free_stats: 453f3cd9e64f05f Petr Machata 2021-10-29 @8395 kfree(stats); a8a72b09197b260 Petr Machata 2021-10-22 8396 return err; a8a72b09197b260 Petr Machata 2021-10-22 8397 } 453f3cd9e64f05f Petr Machata 2021-10-29 8398 EXPORT_SYMBOL(netdev_offload_xstats_hw_stats_enable); a8a72b09197b260 Petr Machata 2021-10-22 8399 :::::: The code at line 8395 was first introduced by commit :::::: 453f3cd9e64f05fe295e3807e7e9d7bda5d6a9c0 wip :::::: TO: Petr Machata <[email protected]> :::::: CC: Petr Machata <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected] _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
