* Re: [BlueZ] device: Better "Connect" debug
2024-10-29 15:16 [BlueZ] device: Better "Connect" debug Bastien Nocera
@ 2024-10-29 15:36 ` Luiz Augusto von Dentz
2024-10-29 16:03 ` Bastien Nocera
2024-10-29 16:51 ` bluez.test.bot
1 sibling, 1 reply; 5+ messages in thread
From: Luiz Augusto von Dentz @ 2024-10-29 15:36 UTC (permalink / raw)
To: Bastien Nocera; +Cc: linux-bluetooth
Hi Bastien,
On Tue, Oct 29, 2024 at 11:17 AM Bastien Nocera <hadess@hadess.net> wrote:
>
> Output clearer debug information so that it's possible to follow the
> decisions made by the bluetoothd daemon when a client such as
> bluetoothctl or the GNOME Bluetooth settings ask it to connect to a
> device.
> ---
> src/device.c | 39 ++++++++++++++++++++++++++++++++-------
> 1 file changed, 32 insertions(+), 7 deletions(-)
>
> diff --git a/src/device.c b/src/device.c
> index 7585184de50c..8756aef41aab 100644
> --- a/src/device.c
> +++ b/src/device.c
> @@ -2462,10 +2462,13 @@ static DBusMessage *connect_profiles(struct btd_device *dev, uint8_t bdaddr_type
> DBG("%s %s, client %s", dev->path, uuid ? uuid : "(all)",
> dbus_message_get_sender(msg));
>
> - if (dev->pending || dev->connect || dev->browse)
> + if (dev->pending || dev->connect || dev->browse) {
> + DBG("Cannot connect, connection busy");
> return btd_error_in_progress_str(msg, ERR_BREDR_CONN_BUSY);
I think for this type of debug we are better off introducing directly
into our gdbus lib so we get the information of both method calls and
replies when debug is enabled, thoughts?
> + }
>
> if (!btd_adapter_get_powered(dev->adapter)) {
> + DBG("Cannot connect, adapter is not powered");
> return btd_error_not_ready_str(msg,
> ERR_BREDR_CONN_ADAPTER_NOT_POWERED);
> }
> @@ -2482,8 +2485,10 @@ static DBusMessage *connect_profiles(struct btd_device *dev, uint8_t bdaddr_type
> "Connect") &&
> find_service_with_state(dev->services,
> BTD_SERVICE_STATE_CONNECTED)) {
> + DBG("Already connected to services");
> return dbus_message_new_method_return(msg);
> } else {
> + DBG("Exhausted the list of BR/EDR profiles to connect to");
> return btd_error_not_available_str(msg,
> ERR_BREDR_CONN_PROFILE_UNAVAILABLE);
> }
> @@ -2494,8 +2499,10 @@ static DBusMessage *connect_profiles(struct btd_device *dev, uint8_t bdaddr_type
>
> err = connect_next(dev);
> if (err < 0) {
> - if (err == -EALREADY)
> + if (err == -EALREADY) {
> + DBG("Already connected");
> return dbus_message_new_method_return(msg);
> + }
> return btd_error_failed(msg,
> btd_error_bredr_conn_from_errno(err));
> }
> @@ -2568,12 +2575,20 @@ static uint8_t select_conn_bearer(struct btd_device *dev)
> return dev->bdaddr_type;
> }
>
> +static const char *bdaddr_type_strs[] = {
> + "BR/EDR",
> + "LE public",
> + "LE random"
> +};
> +
> static DBusMessage *dev_connect(DBusConnection *conn, DBusMessage *msg,
> void *user_data)
> {
> struct btd_device *dev = user_data;
> uint8_t bdaddr_type;
>
> + DBG("Calling \"Connect\" for device %s", dev->path);
> +
> if (dev->bredr_state.connected) {
> /*
> * Check if services have been resolved and there is at least
> @@ -2581,20 +2596,30 @@ static DBusMessage *dev_connect(DBusConnection *conn, DBusMessage *msg,
> */
> if (dev->bredr_state.svc_resolved &&
> find_service_with_state(dev->services,
> - BTD_SERVICE_STATE_CONNECTED))
> + BTD_SERVICE_STATE_CONNECTED)) {
> bdaddr_type = dev->bdaddr_type;
> - else
> + DBG("Selecting address type %s, as BR/EDR services are resolved "
> + " and connected", bdaddr_type_strs[dev->bdaddr_type]);
> + } else {
> bdaddr_type = BDADDR_BREDR;
> - } else if (dev->le_state.connected && dev->bredr)
> + DBG("Selecting address type BR/EDR, as services not resolved "
> + "or not connected");
> + }
> + } else if (dev->le_state.connected && dev->bredr) {
> bdaddr_type = BDADDR_BREDR;
> - else
> + DBG("Selecting address type BR/EDR, as LE already connected");
> + } else {
> bdaddr_type = select_conn_bearer(dev);
> + DBG("Selecting address type %s", bdaddr_type_strs[dev->bdaddr_type]);
> + }
>
> if (bdaddr_type != BDADDR_BREDR) {
> int err;
>
> - if (dev->le_state.connected)
> + if (dev->le_state.connected) {
> + DBG("Device already connected through LE");
> return dbus_message_new_method_return(msg);
> + }
>
> btd_device_set_temporary(dev, false);
>
> --
> 2.47.0
>
>
--
Luiz Augusto von Dentz
^ permalink raw reply [flat|nested] 5+ messages in thread* RE: [BlueZ] device: Better "Connect" debug
2024-10-29 15:16 [BlueZ] device: Better "Connect" debug Bastien Nocera
2024-10-29 15:36 ` Luiz Augusto von Dentz
@ 2024-10-29 16:51 ` bluez.test.bot
1 sibling, 0 replies; 5+ messages in thread
From: bluez.test.bot @ 2024-10-29 16:51 UTC (permalink / raw)
To: linux-bluetooth, hadess
[-- Attachment #1: Type: text/plain, Size: 33933 bytes --]
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=904288
---Test result---
Test Summary:
CheckPatch FAIL 0.72 seconds
GitLint PASS 0.35 seconds
BuildEll PASS 24.65 seconds
BluezMake FAIL 80.80 seconds
MakeCheck FAIL 1992.17 seconds
MakeDistcheck PASS 179.03 seconds
CheckValgrind FAIL 60.18 seconds
CheckSmatch FAIL 158.94 seconds
bluezmakeextell FAIL 66.74 seconds
IncrementalBuild FAIL 1519.46 seconds
ScanBuild FAIL 156.73 seconds
Details
##############################
Test: CheckPatch - FAIL
Desc: Run checkpatch.pl script
Output:
[BlueZ] device: Better "Connect" debug
WARNING:LONG_LINE_STRING: line length of 91 exceeds 80 columns
#81: FILE: src/device.c:2491:
+ DBG("Exhausted the list of BR/EDR profiles to connect to");
WARNING:STATIC_CONST_CHAR_ARRAY: static const char * array should probably be static const char * const
#101: FILE: src/device.c:2578:
+static const char *bdaddr_type_strs[] = {
WARNING:LONG_LINE_STRING: line length of 89 exceeds 80 columns
#126: FILE: src/device.c:2601:
+ DBG("Selecting address type %s, as BR/EDR services are resolved "
WARNING:LONG_LINE: line length of 82 exceeds 80 columns
#127: FILE: src/device.c:2602:
+ " and connected", bdaddr_type_strs[dev->bdaddr_type]);
WARNING:LONG_LINE_STRING: line length of 86 exceeds 80 columns
#131: FILE: src/device.c:2605:
+ DBG("Selecting address type BR/EDR, as services not resolved "
WARNING:LONG_LINE: line length of 85 exceeds 80 columns
#140: FILE: src/device.c:2613:
+ DBG("Selecting address type %s", bdaddr_type_strs[dev->bdaddr_type]);
/github/workspace/src/src/13855034.patch total: 0 errors, 6 warnings, 90 lines checked
NOTE: For some of the reported defects, checkpatch may be able to
mechanically convert to the typical style using --fix or --fix-inplace.
/github/workspace/src/src/13855034.patch has style problems, please review.
NOTE: Ignored message types: COMMIT_MESSAGE COMPLEX_MACRO CONST_STRUCT FILE_PATH_CHANGES MISSING_SIGN_OFF PREFER_PACKED SPDX_LICENSE_TAG SPLIT_STRING SSCANF_TO_KSTRTO
NOTE: If any of the errors are false positives, please report
them to the maintainer, see CHECKPATCH in MAINTAINERS.
##############################
Test: BluezMake - FAIL
Desc: Build BlueZ
Output:
tools/mgmt-tester.c: In function ‘main’:
tools/mgmt-tester.c:12725:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12725 | int main(int argc, char *argv[])
| ^~~~
profiles/input/manager.c: In function ‘input_init’:
profiles/input/manager.c:102:4: error: implicit declaration of function ‘free’ [-Werror=implicit-function-declaration]
102 | free(uhid_enabled);
| ^~~~
profiles/input/manager.c:102:4: error: incompatible implicit declaration of built-in function ‘free’ [-Werror]
profiles/input/manager.c:32:1: note: include ‘<stdlib.h>’ or provide a declaration of ‘free’
31 | #include "server.h"
+++ |+#include <stdlib.h>
32 |
cc1: all warnings being treated as errors
make[1]: *** [Makefile:10403: profiles/input/bluetoothd-manager.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4691: all] Error 2
##############################
Test: MakeCheck - FAIL
Desc: Run Bluez Make Check
Output:
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[])
| ^~~~
profiles/input/manager.c: In function ‘input_init’:
profiles/input/manager.c:102:4: error: implicit declaration of function ‘free’ [-Werror=implicit-function-declaration]
102 | free(uhid_enabled);
| ^~~~
profiles/input/manager.c:102:4: error: incompatible implicit declaration of built-in function ‘free’ [-Werror]
profiles/input/manager.c:32:1: note: include ‘<stdlib.h>’ or provide a declaration of ‘free’
31 | #include "server.h"
+++ |+#include <stdlib.h>
32 |
cc1: all warnings being treated as errors
make[1]: *** [Makefile:10403: profiles/input/bluetoothd-manager.o] Error 1
make: *** [Makefile:12356: 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:12725:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12725 | int main(int argc, char *argv[])
| ^~~~
profiles/input/manager.c: In function ‘input_init’:
profiles/input/manager.c:102:4: error: implicit declaration of function ‘free’ [-Werror=implicit-function-declaration]
102 | free(uhid_enabled);
| ^~~~
profiles/input/manager.c:102:4: error: incompatible implicit declaration of built-in function ‘free’ [-Werror]
profiles/input/manager.c:32:1: note: include ‘<stdlib.h>’ or provide a declaration of ‘free’
31 | #include "server.h"
+++ |+#include <stdlib.h>
32 |
cc1: all warnings being treated as errors
make[1]: *** [Makefile:10403: profiles/input/bluetoothd-manager.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:12356: 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:768:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:830:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1323:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1354:23: warning: Variable length array is used.
src/shared/gatt-server.c:278:25: warning: Variable length array is used.
src/shared/gatt-server.c:618:25: warning: Variable length array is used.
src/shared/gatt-server.c:716:25: warning: Variable length array is used.
src/shared/bap.c:296:25: 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:768:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:830:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1323:31: warning: Variable length array is used.
src/shared/gatt-helpers.c:1354:23: warning: Variable length array is used.
src/shared/gatt-server.c:278:25: warning: Variable length array is used.
src/shared/gatt-server.c:618:25: warning: Variable length array is used.
src/shared/gatt-server.c:716:25: warning: Variable length array is used.
src/shared/bap.c:296:25: 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.h:219:15: warning: array of flexible structures
./lib/bluetooth.h:224:31: 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'
android/avctp.c:505:34: warning: Variable length array is used.
android/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.
android/avrcp-lib.c:1085:34: warning: Variable length array is used.
android/avrcp-lib.c:1583:34: warning: Variable length array is used.
android/avrcp-lib.c:1612:34: warning: Variable length array is used.
android/avrcp-lib.c:1638:34: warning: Variable length array is used.
profiles/input/manager.c: In function ‘input_init’:
profiles/input/manager.c:102:4: error: implicit declaration of function ‘free’ [-Werror=implicit-function-declaration]
102 | free(uhid_enabled);
| ^~~~
profiles/input/manager.c:102:4: error: incompatible implicit declaration of built-in function ‘free’ [-Werror]
profiles/input/manager.c:32:1: note: include ‘<stdlib.h>’ or provide a declaration of ‘free’
31 | #include "server.h"
+++ |+#include <stdlib.h>
32 |
cc1: all warnings being treated as errors
make[1]: *** [Makefile:10403: profiles/input/bluetoothd-manager.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4691: all] Error 2
##############################
Test: bluezmakeextell - FAIL
Desc: Build Bluez with External ELL
Output:
profiles/input/manager.c: In function ‘input_init’:
profiles/input/manager.c:102:4: error: implicit declaration of function ‘free’ [-Werror=implicit-function-declaration]
102 | free(uhid_enabled);
| ^~~~
profiles/input/manager.c:102:4: error: incompatible implicit declaration of built-in function ‘free’ [-Werror]
profiles/input/manager.c:32:1: note: include ‘<stdlib.h>’ or provide a declaration of ‘free’
31 | #include "server.h"
+++ |+#include <stdlib.h>
32 |
cc1: all warnings being treated as errors
make[1]: *** [Makefile:10403: profiles/input/bluetoothd-manager.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4691: all] Error 2
##############################
Test: IncrementalBuild - FAIL
Desc: Incremental build with the patches in the series
Output:
[BlueZ] device: Better "Connect" debug
tools/mgmt-tester.c: In function ‘main’:
tools/mgmt-tester.c:12725:5: note: variable tracking size limit exceeded with ‘-fvar-tracking-assignments’, retrying without
12725 | 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[])
| ^~~~
profiles/input/manager.c: In function ‘input_init’:
profiles/input/manager.c:102:4: error: implicit declaration of function ‘free’ [-Werror=implicit-function-declaration]
102 | free(uhid_enabled);
| ^~~~
profiles/input/manager.c:102:4: error: incompatible implicit declaration of built-in function ‘free’ [-Werror]
profiles/input/manager.c:32:1: note: include ‘<stdlib.h>’ or provide a declaration of ‘free’
31 | #include "server.h"
+++ |+#include <stdlib.h>
32 |
cc1: all warnings being treated as errors
make[1]: *** [Makefile:10403: profiles/input/bluetoothd-manager.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4691: all] Error 2
##############################
Test: ScanBuild - FAIL
Desc: Run Scan Build
Output:
src/shared/gatt-client.c:451:21: warning: Use of memory after it is freed
gatt_db_unregister(op->client->db, op->db_id);
^~~~~~~~~~
src/shared/gatt-client.c:696:2: warning: Use of memory after it is freed
discovery_op_complete(op, false, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:996:2: warning: Use of memory after it is freed
discovery_op_complete(op, success, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1102:2: warning: Use of memory after it is freed
discovery_op_complete(op, success, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1296:2: warning: Use of memory after it is freed
discovery_op_complete(op, success, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1361:2: warning: Use of memory after it is freed
discovery_op_complete(op, success, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1636:6: warning: Use of memory after it is freed
if (read_db_hash(op)) {
^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1641:2: warning: Use of memory after it is freed
discover_all(op);
^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2145:6: warning: Use of memory after it is freed
if (read_db_hash(op)) {
^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2153:8: warning: Use of memory after it is freed
discovery_op_ref(op),
^~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3242:2: warning: Use of memory after it is freed
complete_write_long_op(req, success, 0, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3264:2: warning: Use of memory after it is freed
request_unref(req);
^~~~~~~~~~~~~~~~~~
12 warnings generated.
src/shared/gatt-client.c:451:21: warning: Use of memory after it is freed
gatt_db_unregister(op->client->db, op->db_id);
^~~~~~~~~~
src/shared/gatt-client.c:696:2: warning: Use of memory after it is freed
discovery_op_complete(op, false, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:996:2: warning: Use of memory after it is freed
discovery_op_complete(op, success, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1102:2: warning: Use of memory after it is freed
discovery_op_complete(op, success, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1296:2: warning: Use of memory after it is freed
discovery_op_complete(op, success, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1361:2: warning: Use of memory after it is freed
discovery_op_complete(op, success, att_ecode);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1636:6: warning: Use of memory after it is freed
if (read_db_hash(op)) {
^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:1641:2: warning: Use of memory after it is freed
discover_all(op);
^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2145:6: warning: Use of memory after it is freed
if (read_db_hash(op)) {
^~~~~~~~~~~~~~~~
src/shared/gatt-client.c:2153:8: warning: Use of memory after it is freed
discovery_op_ref(op),
^~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3242:2: warning: Use of memory after it is freed
complete_write_long_op(req, success, 0, false);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
src/shared/gatt-client.c:3264:2: warning: Use of memory after it is freed
request_unref(req);
^~~~~~~~~~~~~~~~~~
12 warnings 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/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/hcidump.c:180:9: warning: Potential leak of memory pointed to by 'dp'
if (fds[i].fd == sock)
^~~
tools/hcidump.c:248:17: warning: Assigned value is garbage or undefined
dh->ts_sec = htobl(frm.ts.tv_sec);
^ ~~~~~~~~~~~~~~~~~~~~
tools/hcidump.c:326:9: warning: 1st function call argument is an uninitialized value
if (be32toh(dp.flags) & 0x02) {
^~~~~~~~~~~~~~~~~
/usr/include/endian.h:46:22: note: expanded from macro 'be32toh'
# define be32toh(x) __bswap_32 (x)
^~~~~~~~~~~~~~
tools/hcidump.c:341:20: warning: 1st function call argument is an uninitialized value
frm.data_len = be32toh(dp.len);
^~~~~~~~~~~~~~~
/usr/include/endian.h:46:22: note: expanded from macro 'be32toh'
# define be32toh(x) __bswap_32 (x)
^~~~~~~~~~~~~~
tools/hcidump.c:346:14: warning: 1st function call argument is an uninitialized value
opcode = be32toh(dp.flags) & 0xffff;
^~~~~~~~~~~~~~~~~
/usr/include/endian.h:46:22: note: expanded from macro 'be32toh'
# define be32toh(x) __bswap_32 (x)
^~~~~~~~~~~~~~
tools/hcidump.c:384:17: warning: Assigned value is garbage or undefined
frm.data_len = btohs(dh.len);
^ ~~~~~~~~~~~~~
tools/hcidump.c:394:11: warning: Assigned value is garbage or undefined
frm.len = frm.data_len;
^ ~~~~~~~~~~~~
tools/hcidump.c:398:9: warning: 1st function call argument is an uninitialized value
ts = be64toh(ph.ts);
^~~~~~~~~~~~~~
/usr/include/endian.h:51:22: note: expanded from macro 'be64toh'
# define be64toh(x) __bswap_64 (x)
^~~~~~~~~~~~~~
tools/hcidump.c:403:13: warning: 1st function call argument is an uninitialized value
frm.in = be32toh(dp.flags) & 0x01;
^~~~~~~~~~~~~~~~~
/usr/include/endian.h:46:22: note: expanded from macro 'be32toh'
# define be32toh(x) __bswap_32 (x)
^~~~~~~~~~~~~~
tools/hcidump.c:408:11: warning: Assigned value is garbage or undefined
frm.in = dh.in;
^ ~~~~~
tools/hcidump.c:437:7: warning: Null pointer passed to 1st parameter expecting 'nonnull'
fd = open(file, open_flags, 0644);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
11 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.
src/sdp-xml.c:126:10: warning: Assigned value is garbage or undefined
buf[1] = data[i + 1];
^ ~~~~~~~~~~~
src/sdp-xml.c:300:11: warning: Assigned value is garbage or undefined
buf[1] = data[i + 1];
^ ~~~~~~~~~~~
src/sdp-xml.c:338:11: warning: Assigned value is garbage or undefined
buf[1] = data[i + 1];
^ ~~~~~~~~~~~
3 warnings generated.
tools/ciptool.c:350:7: warning: 5th function call argument is an uninitialized value
sk = do_connect(ctl, dev_id, &src, &dst, psm, (1 << CMTP_LOOPBACK));
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
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:225:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:235:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 4);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:244:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:258:5: warning: Value stored to 'len' is never read
len = write(sk, buf,
^ ~~~~~~~~~~~~~~
tools/avtest.c:265:5: warning: Value stored to 'len' is never read
len = write(sk, buf,
^ ~~~~~~~~~~~~~~
tools/avtest.c:272:5: warning: Value stored to 'len' is never read
len = write(sk, buf,
^ ~~~~~~~~~~~~~~
tools/avtest.c:279:5: warning: Value stored to 'len' is never read
len = write(sk, buf,
^ ~~~~~~~~~~~~~~
tools/avtest.c:291:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 4);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:295:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:304:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:308:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:317:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:324:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:346:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 4);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:350:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:359:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:363:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:376:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 4);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:380:5: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:387:4: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:397:4: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:562:3: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:570:3: warning: Value stored to 'len' is never read
len = write(sk, buf, invalid ? 2 : 3);
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/avtest.c:584:3: warning: Value stored to 'len' is never read
len = write(sk, buf, 4 + sizeof(media_transport));
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
tools/avtest.c:597:3: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:607:3: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:619:3: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:634:3: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:646:3: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:655:3: warning: Value stored to 'len' is never read
len = write(sk, buf, 3);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:662:3: warning: Value stored to 'len' is never read
len = write(sk, buf, 2);
^ ~~~~~~~~~~~~~~~~~
tools/avtest.c:698:2: 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:1824:2: warning: Value stored to 'argv' is never read
argv += optind;
^ ~~~~~~
1 warning generated.
tools/btgatt-server.c:1212:2: 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.
tools/btpclientctl.c:402:3: warning: Value stored to 'bit' is never read
bit = 0;
^ ~
tools/btpclientctl.c:1655:2: warning: Null pointer passed to 2nd parameter expecting 'nonnull'
memcpy(cp->data, ad_data, ad_len);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
src/sdpd-request.c:211:13: 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:239:13: 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.
android/avrcp-lib.c:1968:3: warning: 1st function call argument is an uninitialized value
g_free(text[i]);
^~~~~~~~~~~~~~~
1 warning generated.
profiles/input/manager.c: In function ‘input_init’:
profiles/input/manager.c:102:4: error: implicit declaration of function ‘free’ [-Werror=implicit-function-declaration]
102 | free(uhid_enabled);
| ^~~~
profiles/input/manager.c:102:4: error: incompatible implicit declaration of built-in function ‘free’ [-Werror]
profiles/input/manager.c:32:1: note: include ‘<stdlib.h>’ or provide a declaration of ‘free’
31 | #include "server.h"
+++ |+#include <stdlib.h>
32 |
cc1: all warnings being treated as errors
make[1]: *** [Makefile:10403: profiles/input/bluetoothd-manager.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:4691: all] Error 2
---
Regards,
Linux Bluetooth
^ permalink raw reply [flat|nested] 5+ messages in thread