* [bluetooth-next:master 11/13] drivers/bluetooth/btusb.c:3901:3: warning: this statement may fall through
@ 2021-08-04 21:48 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-08-04 21:48 UTC (permalink / raw)
To: mark-yw.chen
Cc: kbuild-all, linux-bluetooth, Marcel Holtmann, Michael Sun, Archie Pusaka
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master
head: 6eefec4a0b668de9bbb33bd3e7acfbcc794162b0
commit: 0b10c8c84c0c78ba4456bdbeb8a5b6ee58f47e39 [11/13] Bluetooth: btusb: Record debug log for Mediatek Chip.
config: arc-allyesconfig (attached as .config)
compiler: arceb-elf-gcc (GCC) 10.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=0b10c8c84c0c78ba4456bdbeb8a5b6ee58f47e39
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 0b10c8c84c0c78ba4456bdbeb8a5b6ee58f47e39
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/bluetooth/btusb.c: In function 'btusb_recv_acl_mtk':
>> drivers/bluetooth/btusb.c:3901:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
3901 | usb_disable_autosuspend(data->udev);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/bluetooth/btusb.c:3902:2: note: here
3902 | case 0x05ff: /* Firmware debug logging 1 */
| ^~~~
vim +3901 drivers/bluetooth/btusb.c
3890
3891 static int btusb_recv_acl_mtk(struct hci_dev *hdev, struct sk_buff *skb)
3892 {
3893 struct btusb_data *data = hci_get_drvdata(hdev);
3894 u16 handle = le16_to_cpu(hci_acl_hdr(skb)->handle);
3895
3896 switch (handle) {
3897 case 0xfc6f: /* Firmware dump from device */
3898 /* When the firmware hangs, the device can no longer
3899 * suspend and thus disable auto-suspend.
3900 */
> 3901 usb_disable_autosuspend(data->udev);
3902 case 0x05ff: /* Firmware debug logging 1 */
3903 case 0x05fe: /* Firmware debug logging 2 */
3904 return hci_recv_diag(hdev, skb);
3905 }
3906
3907 return hci_recv_frame(hdev, skb);
3908 }
3909
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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^ permalink raw reply [flat|nested] 2+ messages in thread
* [bluetooth-next:master 11/13] drivers/bluetooth/btusb.c:3901:3: warning: this statement may fall through
@ 2021-08-04 21:48 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-08-04 21:48 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 2463 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master
head: 6eefec4a0b668de9bbb33bd3e7acfbcc794162b0
commit: 0b10c8c84c0c78ba4456bdbeb8a5b6ee58f47e39 [11/13] Bluetooth: btusb: Record debug log for Mediatek Chip.
config: arc-allyesconfig (attached as .config)
compiler: arceb-elf-gcc (GCC) 10.3.0
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://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=0b10c8c84c0c78ba4456bdbeb8a5b6ee58f47e39
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 0b10c8c84c0c78ba4456bdbeb8a5b6ee58f47e39
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/bluetooth/btusb.c: In function 'btusb_recv_acl_mtk':
>> drivers/bluetooth/btusb.c:3901:3: warning: this statement may fall through [-Wimplicit-fallthrough=]
3901 | usb_disable_autosuspend(data->udev);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/bluetooth/btusb.c:3902:2: note: here
3902 | case 0x05ff: /* Firmware debug logging 1 */
| ^~~~
vim +3901 drivers/bluetooth/btusb.c
3890
3891 static int btusb_recv_acl_mtk(struct hci_dev *hdev, struct sk_buff *skb)
3892 {
3893 struct btusb_data *data = hci_get_drvdata(hdev);
3894 u16 handle = le16_to_cpu(hci_acl_hdr(skb)->handle);
3895
3896 switch (handle) {
3897 case 0xfc6f: /* Firmware dump from device */
3898 /* When the firmware hangs, the device can no longer
3899 * suspend and thus disable auto-suspend.
3900 */
> 3901 usb_disable_autosuspend(data->udev);
3902 case 0x05ff: /* Firmware debug logging 1 */
3903 case 0x05fe: /* Firmware debug logging 2 */
3904 return hci_recv_diag(hdev, skb);
3905 }
3906
3907 return hci_recv_frame(hdev, skb);
3908 }
3909
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2021-08-04 21:48 [bluetooth-next:master 11/13] drivers/bluetooth/btusb.c:3901:3: warning: this statement may fall through kernel test robot
2021-08-04 21:48 ` kernel test robot
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