Hi Sai, url: https://github.com/0day-ci/linux/commits/Sai-Teja-Aluvala/Bluetooth-btqca... base: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master config: arc-randconfig-m031-20211207 (https://download.01.org/0day-ci/archive/20211209/202112090340.ohuHwTLx-lk... ) compiler: arceb-elf-gcc (GCC) 11.2.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; Reported-by: Dan Carpenter <dan.carpenter(a)oracle.com&gt; New smatch warnings: drivers/bluetooth/btqca.c:180 qca_send_patch_config_cmd() error: use kfree_skb() here instead of kfree(skb) vim +180 drivers/bluetooth/btqca.c 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 144 int qca_send_patch_config_cmd(struct hci_dev *hdev, enum qca_btsoc_type soc_type) 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 145 { 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 146 struct sk_buff *skb; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 147 int err = 0; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 148 u8 cmd[5] = {EDL_PATCH_CONFIG_CMD, 0x01, 0, 0, 0}; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 149 u8 rlen = 0x02; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 150 struct edl_event_hdr *edl; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 151 u8 rtype = EDL_PATCH_CONFIG_CMD; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 152 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 153 bt_dev_dbg(hdev, "QCA Patch config"); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 154 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 155 skb = __hci_cmd_sync_ev(hdev, EDL_PATCH_CMD_OPCODE, EDL_PATCH_CONFIG_CMD_LEN, 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 156 cmd, HCI_EV_VENDOR, HCI_INIT_TIMEOUT); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 157 if (IS_ERR(skb)) { 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 158 err = PTR_ERR(skb); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 159 bt_dev_err(hdev, "Sending QCA Patch config failed (%d)", err); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 160 return err; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 161 } 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 162 if (skb->len != rlen) { 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 163 bt_dev_err(hdev, "QCA Patch config cmd size mismatch len %d", skb->len); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 164 err = -EILSEQ; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 165 goto out; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 166 } 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 167 edl = (struct edl_event_hdr *)(skb->data); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 168 if (!edl) { 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 169 bt_dev_err(hdev, "QCA Patch config with no header"); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 170 err = -EILSEQ; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 171 goto out; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 172 } 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 173 if (edl->cresp != EDL_PATCH_CONFIG_RES_EVT || edl->rtype != rtype) { 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 174 bt_dev_err(hdev, "QCA Wrong packet received %d %d", edl->cresp, 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 175 edl->rtype); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 176 err = -EIO; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 177 goto out; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 178 } 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 179 out: 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 @180 kfree(skb); ^^^^^^^^^^ kfree_skb(skb); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 181 if (err) 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 182 bt_dev_err(hdev, "QCA Patch config cmd failed (%d)", err); 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 183 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 184 return err; 1d58d86c5374c4 Sai Teja Aluvala 2021-12-08 185 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org _______________________________________________ kbuild mailing list -- kbuild(a)lists.01.org To unsubscribe send an email to kbuild-leave(a)lists.01.org