[bluetooth-next:master 33/71] drivers/bluetooth/btnxpuart.c:844:36: sparse: sparse: incorrect type in argument 3 (different base types)

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master
head:   492cf2b505d66b2bc0b50dae1d5e5921978f4802
commit: 2e9632009158054bcb6c1766c6748476db0561a0 [33/71] Bluetooth: NXP: Add protocol support for NXP Bluetooth chipsets
config: riscv-randconfig-s053-20230416 (https://download.01.org/0day-ci/archive/20230416/202304160736.Tsa0zTBU-lkp@xxxxxxxxx/config)
compiler: riscv64-linux-gcc (GCC) 12.1.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=2e9632009158054bcb6c1766c6748476db0561a0
        git remote add bluetooth-next https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git
        git fetch --no-tags bluetooth-next master
        git checkout 2e9632009158054bcb6c1766c6748476db0561a0
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=riscv olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=riscv SHELL=/bin/bash drivers/bluetooth/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202304160736.Tsa0zTBU-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
   WARNING: invalid argument to '-march': '_zihintpause'
   drivers/bluetooth/btnxpuart.c:681:23: sparse: sparse: restricted __le16 degrades to integer
   drivers/bluetooth/btnxpuart.c:690:82: sparse: sparse: incorrect type in argument 2 (different base types) @@     expected unsigned short [usertype] req_len @@     got restricted __le16 [usertype] len @@
   drivers/bluetooth/btnxpuart.c:690:82: sparse:     expected unsigned short [usertype] req_len
   drivers/bluetooth/btnxpuart.c:690:82: sparse:     got restricted __le16 [usertype] len
   drivers/bluetooth/btnxpuart.c:694:84: sparse: sparse: incorrect type in argument 2 (different base types) @@     expected unsigned short [usertype] req_len @@     got restricted __le16 [usertype] len @@
   drivers/bluetooth/btnxpuart.c:694:84: sparse:     expected unsigned short [usertype] req_len
   drivers/bluetooth/btnxpuart.c:694:84: sparse:     got restricted __le16 [usertype] len
   drivers/bluetooth/btnxpuart.c:708:23: sparse: sparse: incorrect type in assignment (different base types) @@     expected unsigned int [usertype] requested_len @@     got restricted __le16 [usertype] len @@
   drivers/bluetooth/btnxpuart.c:708:23: sparse:     expected unsigned int [usertype] requested_len
   drivers/bluetooth/btnxpuart.c:708:23: sparse:     got restricted __le16 [usertype] len
   drivers/bluetooth/btnxpuart.c:787:78: sparse: sparse: incorrect type in argument 2 (different base types) @@     expected unsigned short [usertype] chipid @@     got restricted __le16 [usertype] chip_id @@
   drivers/bluetooth/btnxpuart.c:787:78: sparse:     expected unsigned short [usertype] chipid
   drivers/bluetooth/btnxpuart.c:787:78: sparse:     got restricted __le16 [usertype] chip_id
   drivers/bluetooth/btnxpuart.c:810:74: sparse: sparse: incorrect type in argument 2 (different base types) @@     expected unsigned short [usertype] req_len @@     got restricted __le16 [usertype] len @@
   drivers/bluetooth/btnxpuart.c:810:74: sparse:     expected unsigned short [usertype] req_len
   drivers/bluetooth/btnxpuart.c:810:74: sparse:     got restricted __le16 [usertype] len
   drivers/bluetooth/btnxpuart.c:815:76: sparse: sparse: incorrect type in argument 2 (different base types) @@     expected unsigned short [usertype] req_len @@     got restricted __le16 [usertype] len @@
   drivers/bluetooth/btnxpuart.c:815:76: sparse:     expected unsigned short [usertype] req_len
   drivers/bluetooth/btnxpuart.c:815:76: sparse:     got restricted __le16 [usertype] len
   drivers/bluetooth/btnxpuart.c:834:16: sparse: sparse: restricted __le32 degrades to integer
   drivers/bluetooth/btnxpuart.c:843:55: sparse: sparse: restricted __le32 degrades to integer
>> drivers/bluetooth/btnxpuart.c:844:36: sparse: sparse: incorrect type in argument 3 (different base types) @@     expected unsigned long [usertype] @@     got restricted __le16 [usertype] len @@
   drivers/bluetooth/btnxpuart.c:844:36: sparse:     expected unsigned long [usertype]
   drivers/bluetooth/btnxpuart.c:844:36: sparse:     got restricted __le16 [usertype] len

vim +844 drivers/bluetooth/btnxpuart.c

   794	
   795	static int nxp_recv_fw_req_v3(struct hci_dev *hdev, struct sk_buff *skb)
   796	{
   797		struct btnxpuart_dev *nxpdev = hci_get_drvdata(hdev);
   798		struct v3_data_req *req;
   799	
   800		if (!process_boot_signature(nxpdev))
   801			goto free_skb;
   802	
   803		req = (struct v3_data_req *)skb_pull_data(skb, sizeof(struct v3_data_req));
   804		if (!req || !nxpdev->fw)
   805			goto free_skb;
   806	
   807		nxp_send_ack(NXP_ACK_V3, hdev);
   808	
   809		if (!nxpdev->timeout_changed) {
   810			nxpdev->timeout_changed = nxp_fw_change_timeout(hdev, req->len);
   811			goto free_skb;
   812		}
   813	
   814		if (!nxpdev->baudrate_changed) {
   815			nxpdev->baudrate_changed = nxp_fw_change_baudrate(hdev, req->len);
   816			if (nxpdev->baudrate_changed) {
   817				serdev_device_set_baudrate(nxpdev->serdev,
   818							   HCI_NXP_SEC_BAUDRATE);
   819				serdev_device_set_flow_control(nxpdev->serdev, 1);
   820				nxpdev->current_baudrate = HCI_NXP_SEC_BAUDRATE;
   821			}
   822			goto free_skb;
   823		}
   824	
   825		if (req->len == 0) {
   826			bt_dev_dbg(hdev, "FW Downloaded Successfully: %zu bytes", nxpdev->fw->size);
   827			clear_bit(BTNXPUART_FW_DOWNLOADING, &nxpdev->tx_state);
   828			wake_up_interruptible(&nxpdev->fw_dnld_done_wait_q);
   829			goto free_skb;
   830		}
   831		if (req->error)
   832			bt_dev_dbg(hdev, "FW Download received err 0x%02x from chip", req->error);
   833	
   834		if (req->offset < nxpdev->fw_v3_offset_correction) {
   835			/* This scenario should ideally never occur. But if it ever does,
   836			 * FW is out of sync and needs a power cycle.
   837			 */
   838			bt_dev_err(hdev, "Something went wrong during FW download. Please power cycle and try again");
   839			goto free_skb;
   840		}
   841	
   842		serdev_device_write_buf(nxpdev->serdev,
   843					nxpdev->fw->data + req->offset - nxpdev->fw_v3_offset_correction,
 > 844					req->len);
   845	
   846	free_skb:
   847		kfree_skb(skb);
   848		return 0;
   849	}
   850	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests



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