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Message-ID: <202303170056.UsZ6RDV4-lkp@intel.com>
Date: Fri, 17 Mar 2023 00:30:58 +0800
From: kernel test robot <lkp@...el.com>
To: hildawu@...ltek.com, marcel@...tmann.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
johan.hedberg@...il.com, luiz.dentz@...il.com, davem@...emloft.net,
edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
linux-bluetooth@...r.kernel.org, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org, apusaka@...omium.org,
mmandlik@...gle.com, yinghsu@...omium.org, max.chou@...ltek.com,
alex_lu@...lsil.com.cn, kidman@...ltek.com
Subject: Re: [PATCH] Bluetooth: msft: Extended monitor tracking by address
filter
Hi,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on bluetooth/master]
[also build test WARNING on bluetooth-next/master net-next/main net/main linus/master v6.3-rc2 next-20230316]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/hildawu-realtek-com/Bluetooth-msft-Extended-monitor-tracking-by-address-filter/20230316-170950
base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth.git master
patch link: https://lore.kernel.org/r/20230316090729.14572-1-hildawu%40realtek.com
patch subject: [PATCH] Bluetooth: msft: Extended monitor tracking by address filter
config: i386-randconfig-a016-20230313 (https://download.01.org/0day-ci/archive/20230317/202303170056.UsZ6RDV4-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/cee47af4605a9e5cba61be1ab1d92e8748d92e1e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review hildawu-realtek-com/Bluetooth-msft-Extended-monitor-tracking-by-address-filter/20230316-170950
git checkout cee47af4605a9e5cba61be1ab1d92e8748d92e1e
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash net/bluetooth/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303170056.UsZ6RDV4-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> net/bluetooth/msft.c:521:43: warning: variable 'rp' set but not used [-Wunused-but-set-variable]
struct msft_rp_le_monitor_advertisement *rp;
^
1 warning generated.
vim +/rp +521 net/bluetooth/msft.c
507
508 static int msft_add_monitor_sync(struct hci_dev *hdev,
509 struct adv_monitor *monitor)
510 {
511 struct msft_cp_le_monitor_advertisement *cp;
512 struct msft_le_monitor_advertisement_pattern_data *pattern_data;
513 struct msft_le_monitor_advertisement_pattern *pattern;
514 struct adv_pattern *entry;
515 size_t total_size = sizeof(*cp) + sizeof(*pattern_data);
516 ptrdiff_t offset = 0;
517 u8 pattern_count = 0;
518 struct sk_buff *skb;
519 int err;
520 struct msft_monitor_advertisement_handle_data *handle_data;
> 521 struct msft_rp_le_monitor_advertisement *rp;
522
523 if (!msft_monitor_pattern_valid(monitor))
524 return -EINVAL;
525
526 list_for_each_entry(entry, &monitor->patterns, list) {
527 pattern_count++;
528 total_size += sizeof(*pattern) + entry->length;
529 }
530
531 cp = kmalloc(total_size, GFP_KERNEL);
532 if (!cp)
533 return -ENOMEM;
534
535 cp->sub_opcode = MSFT_OP_LE_MONITOR_ADVERTISEMENT;
536 cp->rssi_high = monitor->rssi.high_threshold;
537 cp->rssi_low = monitor->rssi.low_threshold;
538 cp->rssi_low_interval = (u8)monitor->rssi.low_threshold_timeout;
539 cp->rssi_sampling_period = monitor->rssi.sampling_period;
540
541 cp->cond_type = MSFT_MONITOR_ADVERTISEMENT_TYPE_PATTERN;
542
543 pattern_data = (void *)cp->data;
544 pattern_data->count = pattern_count;
545
546 list_for_each_entry(entry, &monitor->patterns, list) {
547 pattern = (void *)(pattern_data->data + offset);
548 /* the length also includes data_type and offset */
549 pattern->length = entry->length + 2;
550 pattern->data_type = entry->ad_type;
551 pattern->start_byte = entry->offset;
552 memcpy(pattern->pattern, entry->value, entry->length);
553 offset += sizeof(*pattern) + entry->length;
554 }
555
556 skb = __hci_cmd_sync(hdev, hdev->msft_opcode, total_size, cp,
557 HCI_CMD_TIMEOUT);
558
559 if (IS_ERR_OR_NULL(skb)) {
560 kfree(cp);
561 return PTR_ERR(skb);
562 }
563
564 err = msft_le_monitor_advertisement_cb(hdev, hdev->msft_opcode,
565 monitor, skb);
566 if (!err) {
567 rp = (struct msft_rp_le_monitor_advertisement *)skb->data;
568 handle_data = msft_find_handle_data(hdev, monitor->handle,
569 true);
570 if (handle_data) {
571 handle_data->rssi_high = cp->rssi_high;
572 handle_data->rssi_low = cp->rssi_low;
573 handle_data->rssi_low_interval =
574 cp->rssi_low_interval;
575 handle_data->rssi_sampling_period =
576 cp->rssi_sampling_period;
577 }
578 }
579 kfree(cp);
580
581 return err;
582 }
583
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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