| Message ID | 20240702142436.833138-3-hadess@hadess.net (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 7c896d7b73cbad2e073fccfb7ddb765f8468602c |
| Headers | show |
| Series | Fix a number of static analysis issues #4 | expand |
| Context | Check | Description |
|---|---|---|
| tedd_an/pre-ci_am | success | Success |
| tedd_an/CheckPatch | warning | WARNING:LINE_SPACING: Missing a blank line after declarations #134: FILE: profiles/audio/avdtp.c:1684: + struct seid seid = start->seids[i]; + if (seid.seid == id) { WARNING:LINE_SPACING: Missing a blank line after declarations #150: FILE: profiles/audio/avdtp.c:1699: + struct seid seid = suspend->seids[i]; + if (seid.seid == id) { WARNING:LINE_SPACING: Missing a blank line after declarations #194: FILE: profiles/audio/avdtp.c:1916: + struct seid seid = req->seids[i]; + failed_seid = seid.seid; /github/workspace/src/src/13719809.patch total: 0 errors, 3 warnings, 105 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/13719809.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. |
| tedd_an/GitLint | fail | WARNING: I3 - ignore-body-lines: gitlint will be switching from using Python regex 'match' (match beginning) to 'search' (match anywhere) semantics. Please review your ignore-body-lines.regex option accordingly. To remove this warning, set general.regex-style-search=True. More details: https://jorisroovers.github.io/gitlint/configuration/#regex-style-search 7: B1 Line exceeds max length (122>80): "bluez-5.76/profiles/audio/avdtp.c:1675:2: address_of: Taking address with "&start->first_seid" yields a singleton pointer." 8: B1 Line exceeds max length (91>80): "bluez-5.76/profiles/audio/avdtp.c:1675:2: assign: Assigning: "seid" = "&start->first_seid"." 9: B1 Line exceeds max length (142>80): "bluez-5.76/profiles/audio/avdtp.c:1679:25: ptr_arith: Using "seid" as an array. This might corrupt or misinterpret adjacent memory locations." 17: B1 Line exceeds max length (124>80): "bluez-5.76/profiles/audio/avdtp.c:1690:2: address_of: Taking address with "&suspend->first_seid" yields a singleton pointer." 18: B1 Line exceeds max length (93>80): "bluez-5.76/profiles/audio/avdtp.c:1690:2: assign: Assigning: "seid" = "&suspend->first_seid"." 19: B1 Line exceeds max length (142>80): "bluez-5.76/profiles/audio/avdtp.c:1694:25: ptr_arith: Using "seid" as an array. This might corrupt or misinterpret adjacent memory locations." 20: B3 Line contains hard tab characters (\t): "1692| int i;" 22: B3 Line contains hard tab characters (\t): "1694|-> for (i = 0; i < count; i++, seid++) {" 23: B3 Line contains hard tab characters (\t): "1695| if (seid->seid == id) {" 24: B3 Line contains hard tab characters (\t): "1696| req->collided = TRUE;" 27: B1 Line exceeds max length (120>80): "bluez-5.76/profiles/audio/avdtp.c:1799:2: address_of: Taking address with "&req->first_seid" yields a singleton pointer." 28: B1 Line exceeds max length (89>80): "bluez-5.76/profiles/audio/avdtp.c:1799:2: assign: Assigning: "seid" = "&req->first_seid"." 29: B1 Line exceeds max length (142>80): "bluez-5.76/profiles/audio/avdtp.c:1801:30: ptr_arith: Using "seid" as an array. This might corrupt or misinterpret adjacent memory locations." 30: B3 Line contains hard tab characters (\t): "1799| seid = &req->first_seid;" 32: B3 Line contains hard tab characters (\t): "1801|-> for (i = 0; i < seid_count; i++, seid++) {" 33: B3 Line contains hard tab characters (\t): "1802| failed_seid = seid->seid;" 37: B1 Line exceeds max length (120>80): "bluez-5.76/profiles/audio/avdtp.c:1912:2: address_of: Taking address with "&req->first_seid" yields a singleton pointer." 38: B1 Line exceeds max length (89>80): "bluez-5.76/profiles/audio/avdtp.c:1912:2: assign: Assigning: "seid" = "&req->first_seid"." 39: B1 Line exceeds max length (142>80): "bluez-5.76/profiles/audio/avdtp.c:1914:30: ptr_arith: Using "seid" as an array. This might corrupt or misinterpret adjacent memory locations." 40: B3 Line contains hard tab characters (\t): "1912| seid = &req->first_seid;" 42: B3 Line contains hard tab characters (\t): "1914|-> for (i = 0; i < seid_count; i++, seid++) {" 43: B3 Line contains hard tab characters (\t): "1915| failed_seid = seid->seid;" |
| tedd_an/IncrementalBuild | success | Incremental Build PASS |
diff --git a/profiles/audio/avdtp.c b/profiles/audio/avdtp.c index 3667e08400dd..45d1b120b760 100644 --- a/profiles/audio/avdtp.c +++ b/profiles/audio/avdtp.c @@ -184,13 +184,17 @@ struct getcap_resp { } __attribute__ ((packed)); struct start_req { - struct seid first_seid; - struct seid other_seids[0]; + union { + struct seid required[1]; + struct seid seids[0]; + }; } __attribute__ ((packed)); struct suspend_req { - struct seid first_seid; - struct seid other_seids[0]; + union { + struct seid required[1]; + struct seid seids[0]; + }; } __attribute__ ((packed)); struct seid_rej { @@ -1672,12 +1676,12 @@ static void check_seid_collision(struct pending_req *req, uint8_t id) static void check_start_collision(struct pending_req *req, uint8_t id) { struct start_req *start = req->data; - struct seid *seid = &start->first_seid; int count = 1 + req->data_size - sizeof(struct start_req); int i; - for (i = 0; i < count; i++, seid++) { - if (seid->seid == id) { + for (i = 0; i < count; i++) { + struct seid seid = start->seids[i]; + if (seid.seid == id) { req->collided = TRUE; return; } @@ -1687,12 +1691,12 @@ static void check_start_collision(struct pending_req *req, uint8_t id) static void check_suspend_collision(struct pending_req *req, uint8_t id) { struct suspend_req *suspend = req->data; - struct seid *seid = &suspend->first_seid; int count = 1 + req->data_size - sizeof(struct suspend_req); int i; - for (i = 0; i < count; i++, seid++) { - if (seid->seid == id) { + for (i = 0; i < count; i++) { + struct seid seid = suspend->seids[i]; + if (seid.seid == id) { req->collided = TRUE; return; } @@ -1785,7 +1789,6 @@ static gboolean avdtp_start_cmd(struct avdtp *session, uint8_t transaction, struct avdtp_local_sep *sep; struct avdtp_stream *stream; struct stream_rej rej; - struct seid *seid; uint8_t err, failed_seid; int seid_count, i; @@ -1796,12 +1799,12 @@ static gboolean avdtp_start_cmd(struct avdtp *session, uint8_t transaction, seid_count = 1 + size - sizeof(struct start_req); - seid = &req->first_seid; + for (i = 0; i < seid_count; i++) { + struct seid seid = req->seids[i]; - for (i = 0; i < seid_count; i++, seid++) { - failed_seid = seid->seid; + failed_seid = seid.seid; - sep = find_local_sep_by_seid(session, seid->seid); + sep = find_local_sep_by_seid(session, seid.seid); if (!sep || !sep->stream) { err = AVDTP_BAD_ACP_SEID; goto failed; @@ -1898,7 +1901,6 @@ static gboolean avdtp_suspend_cmd(struct avdtp *session, uint8_t transaction, struct avdtp_local_sep *sep; struct avdtp_stream *stream; struct stream_rej rej; - struct seid *seid; uint8_t err, failed_seid; int seid_count, i; @@ -1909,12 +1911,11 @@ static gboolean avdtp_suspend_cmd(struct avdtp *session, uint8_t transaction, seid_count = 1 + size - sizeof(struct suspend_req); - seid = &req->first_seid; + for (i = 0; i < seid_count; i++) { + struct seid seid = req->seids[i]; + failed_seid = seid.seid; - for (i = 0; i < seid_count; i++, seid++) { - failed_seid = seid->seid; - - sep = find_local_sep_by_seid(session, seid->seid); + sep = find_local_sep_by_seid(session, seid.seid); if (!sep || !sep->stream) { err = AVDTP_BAD_ACP_SEID; goto failed; @@ -3663,7 +3664,7 @@ int avdtp_start(struct avdtp *session, struct avdtp_stream *stream) } memset(&req, 0, sizeof(req)); - req.first_seid.seid = stream->rseid; + req.required->seid = stream->rseid; ret = send_request(session, FALSE, stream, AVDTP_START, &req, sizeof(req));
Don't manipulate the "req" structs as if they were flat arrays, static analysis and humans are both equally confused by this kind of usage. Error: ARRAY_VS_SINGLETON (CWE-119): [#def26] [important] bluez-5.76/profiles/audio/avdtp.c:1675:2: address_of: Taking address with "&start->first_seid" yields a singleton pointer. bluez-5.76/profiles/audio/avdtp.c:1675:2: assign: Assigning: "seid" = "&start->first_seid". bluez-5.76/profiles/audio/avdtp.c:1679:25: ptr_arith: Using "seid" as an array. This might corrupt or misinterpret adjacent memory locations. 1677| int i; 1678| 1679|-> for (i = 0; i < count; i++, seid++) { 1680| if (seid->seid == id) { 1681| req->collided = TRUE; Error: ARRAY_VS_SINGLETON (CWE-119): [#def27] [important] bluez-5.76/profiles/audio/avdtp.c:1690:2: address_of: Taking address with "&suspend->first_seid" yields a singleton pointer. bluez-5.76/profiles/audio/avdtp.c:1690:2: assign: Assigning: "seid" = "&suspend->first_seid". bluez-5.76/profiles/audio/avdtp.c:1694:25: ptr_arith: Using "seid" as an array. This might corrupt or misinterpret adjacent memory locations. 1692| int i; 1693| 1694|-> for (i = 0; i < count; i++, seid++) { 1695| if (seid->seid == id) { 1696| req->collided = TRUE; Error: ARRAY_VS_SINGLETON (CWE-119): [#def28] [important] bluez-5.76/profiles/audio/avdtp.c:1799:2: address_of: Taking address with "&req->first_seid" yields a singleton pointer. bluez-5.76/profiles/audio/avdtp.c:1799:2: assign: Assigning: "seid" = "&req->first_seid". bluez-5.76/profiles/audio/avdtp.c:1801:30: ptr_arith: Using "seid" as an array. This might corrupt or misinterpret adjacent memory locations. 1799| seid = &req->first_seid; 1800| 1801|-> for (i = 0; i < seid_count; i++, seid++) { 1802| failed_seid = seid->seid; 1803| Error: ARRAY_VS_SINGLETON (CWE-119): [#def29] [important] bluez-5.76/profiles/audio/avdtp.c:1912:2: address_of: Taking address with "&req->first_seid" yields a singleton pointer. bluez-5.76/profiles/audio/avdtp.c:1912:2: assign: Assigning: "seid" = "&req->first_seid". bluez-5.76/profiles/audio/avdtp.c:1914:30: ptr_arith: Using "seid" as an array. This might corrupt or misinterpret adjacent memory locations. 1912| seid = &req->first_seid; 1913| 1914|-> for (i = 0; i < seid_count; i++, seid++) { 1915| failed_seid = seid->seid; 1916| --- profiles/audio/avdtp.c | 45 +++++++++++++++++++++--------------------- 1 file changed, 23 insertions(+), 22 deletions(-)