RE: [BlueZ,v1] monitor: Add parsing of CS step mode data in RAS Notifications

[bluez.test.bot@gmail.com]

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This is automated email and please do not reply to this email!

Dear submitter,

Thank you for submitting the patches to the linux bluetooth mailing list.
This is a CI test results with your patch series:
PW Link:https://patchwork.kernel.org/project/bluetooth/list/?series=1091197

---Test result---

Test Summary:
CheckPatch                    PASS      0.71 seconds
GitLint                       PASS      0.27 seconds
BuildEll                      PASS      18.32 seconds
BluezMake                     FAIL      622.01 seconds
MakeCheck                     FAIL      7.25 seconds
MakeDistcheck                 PASS      223.69 seconds
CheckValgrind                 FAIL      189.34 seconds
CheckSmatch                   FAIL      290.87 seconds
bluezmakeextell               FAIL      159.72 seconds
IncrementalBuild              FAIL      648.39 seconds
ScanBuild                     FAIL      394.98 seconds

Details
##############################
Test: BluezMake - FAIL
Desc: Build BlueZ
Output:

tools/mgmt-tester.c: In function ‘main’:
tools/mgmt-tester.c:12990:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12990 | int main(int argc, char *argv[])
      |     ^~~~
unit/test-avdtp.c: In function ‘main’:
unit/test-avdtp.c:766:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
  766 | int main(int argc, char *argv[])
      |     ^~~~
unit/test-avrcp.c: In function ‘main’:
unit/test-avrcp.c:989:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
  989 | int main(int argc, char *argv[])
      |     ^~~~
monitor/att.c: In function ‘ras_ranging_data_read’:
monitor/att.c:4784:18: error: ‘first_segment’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 4784 |  if (frame->size && first_segment)
      |      ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7058: monitor/att.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4172: all] Error 2
##############################
Test: MakeCheck - FAIL
Desc: Run Bluez Make Check
Output:

monitor/att.c: In function ‘ras_ranging_data_read’:
monitor/att.c:4784:18: error: ‘first_segment’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 4784 |  if (frame->size && first_segment)
      |      ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7058: monitor/att.o] Error 1
make: *** [Makefile:10820: check] Error 2
##############################
Test: CheckValgrind - FAIL
Desc: Run Bluez Make Check with Valgrind
Output:

tools/mgmt-tester.c: In function ‘main’:
tools/mgmt-tester.c:12990:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12990 | int main(int argc, char *argv[])
      |     ^~~~
monitor/att.c: In function ‘ras_ranging_data_read’:
monitor/att.c:4784:18: error: ‘first_segment’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 4784 |  if (frame->size && first_segment)
      |      ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7058: monitor/att.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:10820: check] Error 2
##############################
Test: CheckSmatch - FAIL
Desc: Run smatch tool with source
Output:

src/shared/crypto.c:271:21: warning: Variable length array is used.
src/shared/crypto.c:272:23: warning: Variable length array is used.
src/shared/gatt-helpers.c:764:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:842:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1335:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1366:23: warning: Variable length array is used.
src/shared/gatt-server.c:279:25: warning: Variable length array is used.
src/shared/gatt-server.c:622:25: warning: Variable length array is used.
src/shared/gatt-server.c:720:25: warning: Variable length array is used.
src/shared/bap.c:312:25: warning: array of flexible structures
src/shared/bap.c: note: in included file:
./src/shared/ascs.h:88:25: warning: array of flexible structures
src/shared/shell.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
src/shared/crypto.c:271:21: warning: Variable length array is used.
src/shared/crypto.c:272:23: warning: Variable length array is used.
src/shared/gatt-helpers.c:764:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:842:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1335:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1366:23: warning: Variable length array is used.
src/shared/gatt-server.c:279:25: warning: Variable length array is used.
src/shared/gatt-server.c:622:25: warning: Variable length array is used.
src/shared/gatt-server.c:720:25: warning: Variable length array is used.
src/shared/bap.c:312:25: warning: array of flexible structures
src/shared/bap.c: note: in included file:
./src/shared/ascs.h:88:25: warning: array of flexible structures
src/shared/shell.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
tools/mesh-cfgtest.c:1453:17: warning: unknown escape sequence: '\%'
tools/sco-tester.c: note: in included file:
./lib/bluetooth/bluetooth.h:232:15: warning: array of flexible structures
./lib/bluetooth/bluetooth.h:237:31: warning: array of flexible structures
tools/bneptest.c:634:39: warning: unknown escape sequence: '\%'
tools/seq2bseq.c:57:26: warning: Variable length array is used.
tools/obex-client-tool.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
client/btpclient/gatt.c: note: in included file:
./src/shared/btp.h:328:41: warning: array of flexible structures
./src/shared/btp.h:333:55: warning: array of flexible structures
./src/shared/btp.h:356:47: warning: array of flexible structures
./src/shared/btp.h:385:42: warning: array of flexible structures
src/advertising.c: note: in included file:
./src/shared/mgmt.h:95:25: error: redefinition of unsigned int enum mgmt_io_capability
src/agent.c: note: in included file:
src/shared/queue.h:19:20: error: redefinition of struct queue_entry
src/adv_monitor.c: note: in included file:
./src/shared/mgmt.h:95:25: error: redefinition of unsigned int enum mgmt_io_capability
unit/avctp.c:505:34: warning: Variable length array is used.
unit/avctp.c:556:34: warning: Variable length array is used.
unit/test-avrcp.c:373:26: warning: Variable length array is used.
unit/test-avrcp.c:398:26: warning: Variable length array is used.
unit/test-avrcp.c:414:24: warning: Variable length array is used.
unit/avrcp-lib.c:1085:34: warning: Variable length array is used.
unit/avrcp-lib.c:1583:34: warning: Variable length array is used.
unit/avrcp-lib.c:1612:34: warning: Variable length array is used.
unit/avrcp-lib.c:1638:34: warning: Variable length array is used.
src/advertising.c: note: in included file:
./src/shared/mgmt.h:95:25: error: redefinition of unsigned int enum mgmt_io_capability
src/agent.c: note: in included file:
src/shared/queue.h:19:20: error: redefinition of struct queue_entry
src/adv_monitor.c: note: in included file:
./src/shared/mgmt.h:95:25: error: redefinition of unsigned int enum mgmt_io_capability
src/main.c: note: in included file (through src/device.h):
./src/shared/queue.h:19:20: error: redefinition of struct queue_entry
mesh/mesh-io-mgmt.c:525:67: warning: Variable length array is used.
client/display.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
src/shared/crypto.c:271:21: warning: Variable length array is used.
src/shared/crypto.c:272:23: warning: Variable length array is used.
src/shared/gatt-helpers.c:764:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:842:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1335:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1366:23: warning: Variable length array is used.
src/shared/gatt-server.c:279:25: warning: Variable length array is used.
src/shared/gatt-server.c:622:25: warning: Variable length array is used.
src/shared/gatt-server.c:720:25: warning: Variable length array is used.
src/shared/bap.c:312:25: warning: array of flexible structures
src/shared/bap.c: note: in included file:
./src/shared/ascs.h:88:25: warning: array of flexible structures
src/shared/shell.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
monitor/packet.c:2000:26: warning: Variable length array is used.
monitor/packet.c: note: in included file:
monitor/bt.h:3909:52: warning: array of flexible structures
monitor/bt.h:3897:40: warning: array of flexible structures
monitor/msft.c: note: in included file:
monitor/msft.h:88:44: warning: array of flexible structures
tools/rctest.c:631:33: warning: non-ANSI function declaration of function 'automated_send_recv'
tools/hex2hcd.c:136:26: warning: Variable length array is used.
tools/meshctl.c:324:33: warning: non-ANSI function declaration of function 'forget_mesh_devices'
tools/mesh-gatt/node.c:456:39: warning: non-ANSI function declaration of function 'node_get_local_node'
tools/mesh-gatt/net.c:1239:30: warning: non-ANSI function declaration of function 'get_next_seq'
tools/mesh-gatt/net.c:2193:29: warning: non-ANSI function declaration of function 'net_get_default_ttl'
tools/mesh-gatt/net.c:2207:26: warning: non-ANSI function declaration of function 'net_get_seq_num'
tools/mesh-gatt/prov.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
tools/mesh-gatt/onoff-model.c: note: in included file (through /usr/include/readline/readline.h):
/usr/include/readline/rltypedefs.h:35:23: warning: non-ANSI function declaration of function 'Function'
/usr/include/readline/rltypedefs.h:36:25: warning: non-ANSI function declaration of function 'VFunction'
/usr/include/readline/rltypedefs.h:37:27: warning: non-ANSI function declaration of function 'CPFunction'
/usr/include/readline/rltypedefs.h:38:29: warning: non-ANSI function declaration of function 'CPPFunction'
monitor/att.c: In function ‘ras_ranging_data_read’:
monitor/att.c:4784:18: error: ‘first_segment’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 4784 |  if (frame->size && first_segment)
      |      ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7058: monitor/att.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4172: all] Error 2
##############################
Test: bluezmakeextell - FAIL
Desc: Build Bluez with External ELL
Output:

monitor/att.c: In function ‘ras_ranging_data_read’:
monitor/att.c:4784:18: error: ‘first_segment’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 4784 |  if (frame->size && first_segment)
      |      ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7058: monitor/att.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4172: all] Error 2
##############################
Test: IncrementalBuild - FAIL
Desc: Incremental build with the patches in the series
Output:

tools/mgmt-tester.c: In function ‘main’:
tools/mgmt-tester.c:12990:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12990 | int main(int argc, char *argv[])
      |     ^~~~
unit/test-avdtp.c: In function ‘main’:
unit/test-avdtp.c:766:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
  766 | int main(int argc, char *argv[])
      |     ^~~~
unit/test-avrcp.c: In function ‘main’:
unit/test-avrcp.c:989:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
  989 | int main(int argc, char *argv[])
      |     ^~~~
monitor/att.c: In function ‘ras_ranging_data_read’:
monitor/att.c:4784:18: error: ‘first_segment’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 4784 |  if (frame->size && first_segment)
      |      ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7058: monitor/att.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4172: all] Error 2
[BlueZ,v1] monitor: Add parsing of CS step mode data in RAS Notifications

tools/mgmt-tester.c: In function ‘main’:
tools/mgmt-tester.c:12990:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12990 | int main(int argc, char *argv[])
      |     ^~~~
unit/test-avdtp.c: In function ‘main’:
unit/test-avdtp.c:766:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
  766 | int main(int argc, char *argv[])
      |     ^~~~
unit/test-avrcp.c: In function ‘main’:
unit/test-avrcp.c:989:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
  989 | int main(int argc, char *argv[])
      |     ^~~~
monitor/att.c: In function ‘ras_ranging_data_read’:
monitor/att.c:4784:18: error: ‘first_segment’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 4784 |  if (frame->size && first_segment)
      |      ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7058: monitor/att.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4172: all] Error 2
##############################
Test: ScanBuild - FAIL
Desc: Run Scan Build
Output:

src/shared/gatt-client.c:447:21: warning: Use of memory after it is freed
        gatt_db_unregister(op->client->db, op->db_id);
                           ^~~~~~~~~~
src/shared/gatt-client.c:692:2: warning: Use of memory after it is freed
        discovery_op_complete(op, false, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:992:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1098:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1292:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1357:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1632:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1637:2: warning: Use of memory after it is freed
        discover_all(op);
        ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1693:56: warning: Use of memory after it is freed
        notify_data->chrc->ccc_write_id = notify_data->att_id = att_id;
                                          ~~~~~~~~~~~~~~~~~~~ ^
src/shared/gatt-client.c:2146:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2154:8: warning: Use of memory after it is freed
                                                        discovery_op_ref(op),
                                                        ^~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3332:2: warning: Use of memory after it is freed
        complete_write_long_op(req, success, 0, false);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3354:2: warning: Use of memory after it is freed
        request_unref(req);
        ^~~~~~~~~~~~~~~~~~
13 warnings generated.
src/shared/rap.c:1189:7: warning: Branch condition evaluates to a garbage value
                if (!ok) {
                    ^~~
1 warning generated.
src/shared/bap.c:1529:8: warning: Use of memory after it is freed
        bap = bt_bap_ref_safe(bap);
              ^~~~~~~~~~~~~~~~~~~~
src/shared/bap.c:2340:20: warning: Use of memory after it is freed
        return queue_find(stream->bap->streams, NULL, stream);
                          ^~~~~~~~~~~~~~~~~~~~
2 warnings generated.
src/shared/gatt-client.c:447:21: warning: Use of memory after it is freed
        gatt_db_unregister(op->client->db, op->db_id);
                           ^~~~~~~~~~
src/shared/gatt-client.c:692:2: warning: Use of memory after it is freed
        discovery_op_complete(op, false, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:992:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1098:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1292:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1357:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1632:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1637:2: warning: Use of memory after it is freed
        discover_all(op);
        ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1693:56: warning: Use of memory after it is freed
        notify_data->chrc->ccc_write_id = notify_data->att_id = att_id;
                                          ~~~~~~~~~~~~~~~~~~~ ^
src/shared/gatt-client.c:2146:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2154:8: warning: Use of memory after it is freed
                                                        discovery_op_ref(op),
                                                        ^~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3332:2: warning: Use of memory after it is freed
        complete_write_long_op(req, success, 0, false);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3354:2: warning: Use of memory after it is freed
        request_unref(req);
        ^~~~~~~~~~~~~~~~~~
13 warnings generated.
src/shared/rap.c:1189:7: warning: Branch condition evaluates to a garbage value
                if (!ok) {
                    ^~~
1 warning generated.
tools/hciattach.c:817:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 10)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:865:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 4)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:887:8: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
                if ((n = read_hci_event(fd, resp, 10)) < 0) {
                     ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:909:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 4)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:930:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 4)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/hciattach.c:974:7: warning: Although the value stored to 'n' is used in the enclosing expression, the value is never actually read from 'n'
        if ((n = read_hci_event(fd, resp, 6)) < 0) {
             ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
6 warnings generated.
src/shared/bap.c:1529:8: warning: Use of memory after it is freed
        bap = bt_bap_ref_safe(bap);
              ^~~~~~~~~~~~~~~~~~~~
src/shared/bap.c:2340:20: warning: Use of memory after it is freed
        return queue_find(stream->bap->streams, NULL, stream);
                          ^~~~~~~~~~~~~~~~~~~~
2 warnings generated.
src/oui.c:50:2: warning: Value stored to 'hwdb' is never read
        hwdb = udev_hwdb_unref(hwdb);
        ^      ~~~~~~~~~~~~~~~~~~~~~
src/oui.c:53:2: warning: Value stored to 'udev' is never read
        udev = udev_unref(udev);
        ^      ~~~~~~~~~~~~~~~~
2 warnings generated.
tools/rfcomm.c:234:3: warning: Value stored to 'i' is never read
                i = execvp(cmdargv[0], cmdargv);
                ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/rfcomm.c:234:7: warning: Null pointer passed to 1st parameter expecting 'nonnull'
                i = execvp(cmdargv[0], cmdargv);
                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/rfcomm.c:354:8: warning: Although the value stored to 'fd' is used in the enclosing expression, the value is never actually read from 'fd'
                if ((fd = open(devname, O_RDONLY | O_NOCTTY)) < 0) {
                     ^    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/rfcomm.c:497:14: warning: Assigned value is garbage or undefined
        req.channel = raddr.rc_channel;
                    ^ ~~~~~~~~~~~~~~~~
tools/rfcomm.c:515:8: warning: Although the value stored to 'fd' is used in the enclosing expression, the value is never actually read from 'fd'
                if ((fd = open(devname, O_RDONLY | O_NOCTTY)) < 0) {
                     ^    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
5 warnings generated.
tools/ciptool.c:351:7: warning: 5th function call argument is an uninitialized value
        sk = do_connect(ctl, dev_id, &src, &dst, psm, (1 << CMTP_LOOPBACK));
             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
src/sdp-xml.c:126:10: warning: Assigned value is garbage or undefined
                buf[1] = data[i + 1];
                       ^ ~~~~~~~~~~~
src/sdp-xml.c:306:11: warning: Assigned value is garbage or undefined
                        buf[1] = data[i + 1];
                               ^ ~~~~~~~~~~~
src/sdp-xml.c:344:11: warning: Assigned value is garbage or undefined
                        buf[1] = data[i + 1];
                               ^ ~~~~~~~~~~~
3 warnings generated.
tools/sdptool.c:941:26: warning: Result of 'malloc' is converted to a pointer of type 'uint32_t', which is incompatible with sizeof operand type 'int'
                        uint32_t *value_int = malloc(sizeof(int));
                        ~~~~~~~~~~            ^~~~~~ ~~~~~~~~~~~
tools/sdptool.c:980:4: warning: 1st function call argument is an uninitialized value
                        free(allocArray[i]);
                        ^~~~~~~~~~~~~~~~~~~
tools/sdptool.c:3777:2: warning: Potential leak of memory pointed to by 'si.name'
        return add_service(0, &si);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~
tools/sdptool.c:4112:4: warning: Potential leak of memory pointed to by 'context.svc'
                        return -1;
                        ^~~~~~~~~
4 warnings generated.
tools/avtest.c:243:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:253:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 4);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:262:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:276:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf,
                                ^     ~~~~~~~~~~~~~~
tools/avtest.c:283:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf,
                                ^     ~~~~~~~~~~~~~~
tools/avtest.c:290:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf,
                                ^     ~~~~~~~~~~~~~~
tools/avtest.c:297:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf,
                                ^     ~~~~~~~~~~~~~~
tools/avtest.c:309:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 4);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:313:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:322:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:326:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:335:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:342:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:364:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 4);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:368:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:377:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 3);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:381:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:394:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 4);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:398:5: warning: Value stored to 'len' is never read
                                len = write(sk, buf, 2);
                                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:405:4: warning: Value stored to 'len' is never read
                        len = write(sk, buf, 2);
                        ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:415:4: warning: Value stored to 'len' is never read
                        len = write(sk, buf, 2);
                        ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:580:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 2);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:588:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, invalid ? 2 : 3);
                ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/avtest.c:602:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 4 + media_transport_size);
                ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/avtest.c:615:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:625:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:637:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:652:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:664:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:673:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 3);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:680:3: warning: Value stored to 'len' is never read
                len = write(sk, buf, 2);
                ^     ~~~~~~~~~~~~~~~~~
tools/avtest.c:716:2: warning: Value stored to 'len' is never read
        len = write(sk, buf, AVCTP_HEADER_LENGTH + sizeof(play_pressed));
        ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
32 warnings generated.
tools/btproxy.c:836:15: warning: Null pointer passed to 1st parameter expecting 'nonnull'
                        tcp_port = atoi(optarg);
                                   ^~~~~~~~~~~~
tools/btproxy.c:839:8: warning: Null pointer passed to 1st parameter expecting 'nonnull'
                        if (strlen(optarg) > 3 && !strncmp(optarg, "hci", 3))
                            ^~~~~~~~~~~~~~
2 warnings generated.
tools/create-image.c:76:3: warning: Value stored to 'fd' is never read
                fd = -1;
                ^    ~~
tools/create-image.c:84:3: warning: Value stored to 'fd' is never read
                fd = -1;
                ^    ~~
tools/create-image.c:92:3: warning: Value stored to 'fd' is never read
                fd = -1;
                ^    ~~
tools/create-image.c:105:2: warning: Value stored to 'fd' is never read
        fd = -1;
        ^    ~~
4 warnings generated.
tools/btgatt-client.c:1822:2: warning: Value stored to 'argv' is never read
        argv += optind;
        ^       ~~~~~~
1 warning generated.
tools/btgatt-server.c:1204:2: warning: Value stored to 'argv' is never read
        argv -= optind;
        ^       ~~~~~~
1 warning generated.
tools/check-selftest.c:42:3: warning: Value stored to 'ptr' is never read
                ptr = fgets(result, sizeof(result), fp);
                ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
tools/gatt-service.c:294:2: warning: 2nd function call argument is an uninitialized value
        chr_write(chr, value, len);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
tools/obex-server-tool.c:133:13: warning: Null pointer passed to 1st parameter expecting 'nonnull'
        data->fd = open(name, O_WRONLY | O_CREAT | O_NOCTTY, 0600);
                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/obex-server-tool.c:192:13: warning: Null pointer passed to 1st parameter expecting 'nonnull'
        data->fd = open(name, O_RDONLY | O_NOCTTY, 0);
                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
client/btpclient/btpclientctl.c:402:3: warning: Value stored to 'bit' is never read
                bit = 0;
                ^     ~
client/btpclient/btpclientctl.c:1655:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull'
        memcpy(cp->data, ad_data, ad_len);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
src/sdp-client.c:353:14: warning: Access to field 'cb' results in a dereference of a null pointer
        (*ctxt)->cb = cb;
        ~~~~~~~~~~~~^~~~
1 warning generated.
src/sdpd-request.c:209:13: warning: Result of 'malloc' is converted to a pointer of type 'char', which is incompatible with sizeof operand type 'uint16_t'
                                pElem = malloc(sizeof(uint16_t));
                                        ^~~~~~ ~~~~~~~~~~~~~~~~
src/sdpd-request.c:237:13: warning: Result of 'malloc' is converted to a pointer of type 'char', which is incompatible with sizeof operand type 'uint32_t'
                                pElem = malloc(sizeof(uint32_t));
                                        ^~~~~~ ~~~~~~~~~~~~~~~~
2 warnings generated.
src/gatt-database.c:1171:10: warning: Value stored to 'bits' during its initialization is never read
        uint8_t bits[] = { BT_GATT_CHRC_CLI_FEAT_ROBUST_CACHING,
                ^~~~     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
src/gatt-client.c:1569:2: warning: Use of memory after it is freed
        notify_client_unref(client);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
unit/avrcp-lib.c:1968:3: warning: 1st function call argument is an uninitialized value
                g_free(text[i]);
                ^~~~~~~~~~~~~~~
1 warning generated.
unit/avdtp.c:756:25: warning: Use of memory after it is freed
                session->prio_queue = g_slist_remove(session->prio_queue, req);
                                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
unit/avdtp.c:763:24: warning: Use of memory after it is freed
                session->req_queue = g_slist_remove(session->req_queue, req);
                                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
profiles/audio/avdtp.c:895:25: warning: Use of memory after it is freed
                session->prio_queue = g_slist_remove(session->prio_queue, req);
                                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
profiles/audio/avdtp.c:902:24: warning: Use of memory after it is freed
                session->req_queue = g_slist_remove(session->req_queue, req);
                                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
profiles/audio/a2dp.c:442:8: warning: Use of memory after it is freed
                if (!cb->resume_cb)
                     ^~~~~~~~~~~~~
profiles/audio/a2dp.c:3354:20: warning: Access to field 'starting' results in a dereference of a null pointer (loaded from variable 'stream')
                stream->starting = TRUE;
                ~~~~~~           ^
profiles/audio/a2dp.c:3357:8: warning: Access to field 'suspending' results in a dereference of a null pointer (loaded from variable 'stream')
                if (!stream->suspending && stream->suspend_timer) {
                     ^~~~~~~~~~~~~~~~~~
profiles/audio/a2dp.c:3417:22: warning: Access to field 'suspending' results in a dereference of a null pointer (loaded from variable 'stream')
                stream->suspending = TRUE;
                ~~~~~~             ^
4 warnings generated.
profiles/audio/avrcp.c:1968:2: warning: Value stored to 'operands' is never read
        operands += sizeof(*pdu);
        ^           ~~~~~~~~~~~~
1 warning generated.
attrib/gatt.c:970:2: warning: Potential leak of memory pointed to by 'long_write'
        return prepare_write(long_write);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
src/sdpd-request.c:209:13: warning: Result of 'malloc' is converted to a pointer of type 'char', which is incompatible with sizeof operand type 'uint16_t'
                                pElem = malloc(sizeof(uint16_t));
                                        ^~~~~~ ~~~~~~~~~~~~~~~~
src/sdpd-request.c:237:13: warning: Result of 'malloc' is converted to a pointer of type 'char', which is incompatible with sizeof operand type 'uint32_t'
                                pElem = malloc(sizeof(uint32_t));
                                        ^~~~~~ ~~~~~~~~~~~~~~~~
2 warnings generated.
src/sdp-client.c:353:14: warning: Access to field 'cb' results in a dereference of a null pointer
        (*ctxt)->cb = cb;
        ~~~~~~~~~~~~^~~~
1 warning generated.
src/sdp-xml.c:126:10: warning: Assigned value is garbage or undefined
                buf[1] = data[i + 1];
                       ^ ~~~~~~~~~~~
src/sdp-xml.c:306:11: warning: Assigned value is garbage or undefined
                        buf[1] = data[i + 1];
                               ^ ~~~~~~~~~~~
src/sdp-xml.c:344:11: warning: Assigned value is garbage or undefined
                        buf[1] = data[i + 1];
                               ^ ~~~~~~~~~~~
3 warnings generated.
src/gatt-database.c:1171:10: warning: Value stored to 'bits' during its initialization is never read
        uint8_t bits[] = { BT_GATT_CHRC_CLI_FEAT_ROBUST_CACHING,
                ^~~~     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
src/gatt-client.c:1569:2: warning: Use of memory after it is freed
        notify_client_unref(client);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
gobex/gobex-header.c:95:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull'
        memcpy(to, from, count);
        ^~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
gobex/gobex-transfer.c:423:7: warning: Use of memory after it is freed
        if (!g_slist_find(transfers, transfer))
             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
mesh/main.c:162:3: warning: Value stored to 'optarg' is never read
                optarg += strlen("auto");
                ^         ~~~~~~~~~~~~~~
1 warning generated.
lib/bluetooth/hci.c:97:4: warning: Value stored to 'ptr' is never read
                        ptr += sprintf(ptr, "%s", m->str);
                        ^      ~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
client/player.c:2363:8: warning: Null pointer passed to 2nd parameter expecting 'nonnull'
                if (!strcmp(ep->path, pattern))
                     ^~~~~~~~~~~~~~~~~~~~~~~~~
client/player.c:3640:16: warning: Null pointer passed to 1st parameter expecting 'nonnull'
        codec->name = strdup(name);
                      ^~~~~~~~~~~~
2 warnings generated.
gdbus/watch.c:226:3: warning: Attempt to free released memory
                g_free(l->data);
                ^~~~~~~~~~~~~~~
1 warning generated.
lib/bluetooth/sdp.c:509:17: warning: Dereference of undefined pointer value
                uint8_t dtd = *(uint8_t *) dtds[i];
                              ^~~~~~~~~~~~~~~~~~~~
lib/bluetooth/sdp.c:539:17: warning: Dereference of undefined pointer value
                uint8_t dtd = *(uint8_t *) dtds[i];
                              ^~~~~~~~~~~~~~~~~~~~
lib/bluetooth/sdp.c:1885:26: warning: Potential leak of memory pointed to by 'ap'
        for (; pdlist; pdlist = pdlist->next) {
                                ^~~~~~
lib/bluetooth/sdp.c:1899:6: warning: Potential leak of memory pointed to by 'pds'
                ap = sdp_list_append(ap, pds);
                ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
lib/bluetooth/sdp.c:1944:10: warning: Potential leak of memory pointed to by 'u'
                        *seqp = sdp_list_append(*seqp, u);
                        ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/bluetooth/sdp.c:2049:4: warning: Potential leak of memory pointed to by 'lang'
                        sdp_list_free(*langSeq, free);
                        ^~~~~~~~~~~~~
lib/bluetooth/sdp.c:2138:9: warning: Potential leak of memory pointed to by 'profDesc'
        return 0;
               ^
lib/bluetooth/sdp.c:3270:8: warning: Potential leak of memory pointed to by 'pSvcRec'
                pSeq = sdp_list_append(pSeq, pSvcRec);
                ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
lib/bluetooth/sdp.c:3271:9: warning: Potential leak of memory pointed to by 'pSeq'
                pdata += sizeof(uint32_t);
                ~~~~~~^~~~~~~~~~~~~~~~~~~
lib/bluetooth/sdp.c:4607:13: warning: Potential leak of memory pointed to by 'rec_list'
                        } while (scanned < attr_list_len && pdata_len > 0);
                                 ^~~~~~~
lib/bluetooth/sdp.c:4903:40: warning: Potential leak of memory pointed to by 'tseq'
        for (d = sdpdata->val.dataseq; d; d = d->next) {
                                              ^
lib/bluetooth/sdp.c:4939:8: warning: Potential leak of memory pointed to by 'subseq'
                tseq = sdp_list_append(tseq, subseq);
                ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
12 warnings generated.
src/shared/gatt-client.c:447:21: warning: Use of memory after it is freed
        gatt_db_unregister(op->client->db, op->db_id);
                           ^~~~~~~~~~
src/shared/gatt-client.c:692:2: warning: Use of memory after it is freed
        discovery_op_complete(op, false, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:992:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1098:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1292:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1357:2: warning: Use of memory after it is freed
        discovery_op_complete(op, success, att_ecode);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1632:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1637:2: warning: Use of memory after it is freed
        discover_all(op);
        ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1693:56: warning: Use of memory after it is freed
        notify_data->chrc->ccc_write_id = notify_data->att_id = att_id;
                                          ~~~~~~~~~~~~~~~~~~~ ^
src/shared/gatt-client.c:2146:6: warning: Use of memory after it is freed
        if (read_db_hash(op)) {
            ^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2154:8: warning: Use of memory after it is freed
                                                        discovery_op_ref(op),
                                                        ^~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3332:2: warning: Use of memory after it is freed
        complete_write_long_op(req, success, 0, false);
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3354:2: warning: Use of memory after it is freed
        request_unref(req);
        ^~~~~~~~~~~~~~~~~~
13 warnings generated.
src/shared/rap.c:1189:7: warning: Branch condition evaluates to a garbage value
                if (!ok) {
                    ^~~
1 warning generated.
src/shared/bap.c:1529:8: warning: Use of memory after it is freed
        bap = bt_bap_ref_safe(bap);
              ^~~~~~~~~~~~~~~~~~~~
src/shared/bap.c:2340:20: warning: Use of memory after it is freed
        return queue_find(stream->bap->streams, NULL, stream);
                          ^~~~~~~~~~~~~~~~~~~~
2 warnings generated.
monitor/l2cap.c:1676:4: warning: Value stored to 'data' is never read
                        data += len;
                        ^       ~~~
monitor/l2cap.c:1677:4: warning: Value stored to 'size' is never read
                        size -= len;
                        ^       ~~~
2 warnings generated.
monitor/hwdb.c:59:2: warning: Value stored to 'hwdb' is never read
        hwdb = udev_hwdb_unref(hwdb);
        ^      ~~~~~~~~~~~~~~~~~~~~~
monitor/hwdb.c:64:2: warning: Value stored to 'udev' is never read
        udev = udev_unref(udev);
        ^      ~~~~~~~~~~~~~~~~
monitor/hwdb.c:106:2: warning: Value stored to 'hwdb' is never read
        hwdb = udev_hwdb_unref(hwdb);
        ^      ~~~~~~~~~~~~~~~~~~~~~
monitor/hwdb.c:111:2: warning: Value stored to 'udev' is never read
        udev = udev_unref(udev);
        ^      ~~~~~~~~~~~~~~~~
4 warnings generated.
monitor/att.c: In function ‘ras_ranging_data_read’:
monitor/att.c:4784:18: error: ‘first_segment’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
 4784 |  if (frame->size && first_segment)
      |      ~~~~~~~~~~~~^~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[1]: *** [Makefile:7058: monitor/att.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4172: all] Error 2


https://github.com/bluez/bluez/pull/2107

---
Regards,
Linux Bluetooth