[davejiang:cxl-ide 23/24] drivers/acpi/x86/keyp.c:625:14: warning: variable 'found' set but not used

[kernel test robot <lkp@intel.com>]

tree:   https://github.com/davejiang/linux.git cxl-ide
head:   ee3a63e65f46140bcb484e3d0052d641abceb9da
commit: 4ce639e2c2c30cd3334860b59423996b636dbfcf [23/24] acpi: keyp: Add support for IDE shutdown
config: x86_64-randconfig-r033-20230812 (https://download.01.org/0day-ci/archive/20230812/202308120218.5PAeKNTr-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce: (https://download.01.org/0day-ci/archive/20230812/202308120218.5PAeKNTr-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/202308120218.5PAeKNTr-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/acpi/x86/keyp.c:369:5: warning: no previous prototype for 'keyp_tx_keys_validate' [-Wmissing-prototypes]
     369 | int keyp_tx_keys_validate(struct stream *stm)
         |     ^~~~~~~~~~~~~~~~~~~~~
   drivers/acpi/x86/keyp.c:394:5: warning: no previous prototype for 'keyp_rx_keys_validate' [-Wmissing-prototypes]
     394 | int keyp_rx_keys_validate(struct stream *stm)
         |     ^~~~~~~~~~~~~~~~~~~~~
   drivers/acpi/x86/keyp.c:425:6: warning: no previous prototype for 'keyp_keys_validate_and_free' [-Wmissing-prototypes]
     425 | void keyp_keys_validate_and_free(struct work_struct *work)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/acpi/x86/keyp.c: In function 'keyp_stream_setup':
   drivers/acpi/x86/keyp.c:541:31: error: 'struct pci_dev' has no member named 'ide'
     541 |         stm->stream_id = pdev2->ide.stream_id;
         |                               ^~
   drivers/acpi/x86/keyp.c: In function 'keyp_stream_shutdown':
>> drivers/acpi/x86/keyp.c:625:14: warning: variable 'found' set but not used [-Wunused-but-set-variable]
     625 |         bool found = false;
         |              ^~~~~
   drivers/acpi/x86/keyp.c: In function 'keyp_setup_pcie_ide_stream':
   drivers/acpi/x86/keyp.c:689:13: error: 'struct pci_dev' has no member named 'ide'
     689 |         pdev->ide.stream_min = kcu->stream_id_claimed;
         |             ^~
   drivers/acpi/x86/keyp.c:690:13: error: 'struct pci_dev' has no member named 'ide'
     690 |         pdev->ide.stream_max = kcu->stream_id_claimed + max_rp_streams - 1;
         |             ^~
   drivers/acpi/x86/keyp.c: At top level:
   drivers/acpi/x86/keyp.c:666:33: warning: 'keyp_ide_ops' defined but not used [-Wunused-const-variable=]
     666 | static const struct pci_ide_ops keyp_ide_ops = {
         |                                 ^~~~~~~~~~~~


vim +/found +625 drivers/acpi/x86/keyp.c

   618	
   619	static void keyp_stream_shutdown(struct pci_dev *pdev1, struct pci_dev *pdev2)
   620	{
   621		u16 segment = pci_domain_nr(pdev2->bus);
   622		u32 index = construct_xa_key(segment, pdev2->bus->number, pdev2->devfn);
   623		struct keyp_config_unit *kcu;
   624		struct stream *stm;
 > 625		bool found = false;
   626		int i;
   627	
   628		/* Stream traffic is expected to be quiesced */
   629		/* PCIe stream termination */
   630		kcu = xa_load(&keyp_xa, index);
   631		if (!kcu)
   632			return;
   633	
   634		for (i = 0; i < kcu->stream_id_claimed; i++) {
   635			stm = &kcu->streams[i];
   636			mutex_lock(&stm->lock);
   637			if (stm->dsd == pdev2) {
   638				found = true;
   639				break;
   640			}
   641			mutex_unlock(&stm->lock);
   642		}
   643	
   644		cancel_delayed_work_sync(&stm->dwork);
   645	
   646		if (stm->key_slot_state != KEY_SLOT_STATE_CLEAR) {
   647			keyp_clear_keys(stm);
   648			keyp_keys_free(stm);
   649			stm->key_slot_state = KEY_SLOT_STATE_CLEAR;
   650		}
   651	
   652		pci_ide_stream_disable(pdev1, pdev2);
   653		keyp_stream_control(stm, false);
   654	
   655		/*
   656		 * No need to write random values to key slots. This is done by the delayed
   657		 * workqueue.
   658		 */
   659	
   660		stream_pos_id_put(kcu, stm->pos_id);
   661		stm->dsd = NULL;
   662		mutex_unlock(&stm->lock);
   663		pci_ide_stream_release(pdev1, pdev2);
   664	}
   665	

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