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Thu, 07 Dec 2023 21:31:42 -0800 (PST) Received: from localhost.localdomain ([2401:4900:1cb0:d30:3c0c:b84b:3f8:32dd]) by smtp.gmail.com with ESMTPSA id bv19-20020a17090af19300b002868abc0e6dsm2389923pjb.11.2023.12.07.21.31.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Dec 2023 21:31:42 -0800 (PST) From: vanusuri@mvista.com To: openembedded-core@lists.openembedded.org Cc: Vijay Anusuri Subject: [OE-core][kirkstone][PATCH] avahi: backport CVE-2023-1981 & CVE's follow-up patches Date: Fri, 8 Dec 2023 11:01:33 +0530 Message-Id: <20231208053133.1790432-1-vanusuri@mvista.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Fri, 08 Dec 2023 05:31:50 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/192011 From: Vijay Anusuri import patches from ubuntu to fix CVE-2023-1981 CVE-2023-38469-2 CVE-2023-38470-2 CVE-2023-38471-2 Upstream-Status: Backport [import from ubuntu https://git.launchpad.net/ubuntu/+source/avahi/tree/debian/patches?h=ubuntu/jammy-security Upstream commit https://github.com/lathiat/avahi/commit/a2696da2f2c50ac43b6c4903f72290d5c3fa9f6f & https://github.com/lathiat/avahi/commit/c6cab87df290448a63323c8ca759baa516166237 & https://github.com/lathiat/avahi/commit/94cb6489114636940ac683515417990b55b5d66c & https://github.com/lathiat/avahi/commit/b675f70739f404342f7f78635d6e2dcd85a13460] Ref: https://git.openembedded.org/openembedded-core-contrib/commit/?h=stable/nanbield-nut&id=a9203c46cd64c3ec5e5b00e381bbac85733f85df Signed-off-by: Vijay Anusuri --- meta/recipes-connectivity/avahi/avahi_0.8.bb | 10 ++- .../avahi/files/CVE-2023-1981.patch | 58 +++++++++++++++++ ...023-38469.patch => CVE-2023-38469-1.patch} | 0 .../avahi/files/CVE-2023-38469-2.patch | 65 +++++++++++++++++++ ...023-38470.patch => CVE-2023-38470-1.patch} | 0 .../avahi/files/CVE-2023-38470-2.patch | 52 +++++++++++++++ ...023-38471.patch => CVE-2023-38471-1.patch} | 0 .../avahi/files/CVE-2023-38471-2.patch | 52 +++++++++++++++ .../avahi/files/CVE-2023-38472.patch | 44 ++++++------- 9 files changed, 256 insertions(+), 25 deletions(-) create mode 100644 meta/recipes-connectivity/avahi/files/CVE-2023-1981.patch rename meta/recipes-connectivity/avahi/files/{CVE-2023-38469.patch => CVE-2023-38469-1.patch} (100%) create mode 100644 meta/recipes-connectivity/avahi/files/CVE-2023-38469-2.patch rename meta/recipes-connectivity/avahi/files/{CVE-2023-38470.patch => CVE-2023-38470-1.patch} (100%) create mode 100644 meta/recipes-connectivity/avahi/files/CVE-2023-38470-2.patch rename meta/recipes-connectivity/avahi/files/{CVE-2023-38471.patch => CVE-2023-38471-1.patch} (100%) create mode 100644 meta/recipes-connectivity/avahi/files/CVE-2023-38471-2.patch diff --git a/meta/recipes-connectivity/avahi/avahi_0.8.bb b/meta/recipes-connectivity/avahi/avahi_0.8.bb index af5284a252..5d1c86978a 100644 --- a/meta/recipes-connectivity/avahi/avahi_0.8.bb +++ b/meta/recipes-connectivity/avahi/avahi_0.8.bb @@ -26,9 +26,13 @@ SRC_URI = "https://github.com/lathiat/avahi/releases/download/v${PV}/avahi-${PV} file://0001-Fix-opening-etc-resolv.conf-error.patch \ file://handle-hup.patch \ file://local-ping.patch \ - file://CVE-2023-38471.patch \ - file://CVE-2023-38470.patch \ - file://CVE-2023-38469.patch \ + file://CVE-2023-1981.patch \ + file://CVE-2023-38469-1.patch \ + file://CVE-2023-38469-2.patch \ + file://CVE-2023-38470-1.patch \ + file://CVE-2023-38470-2.patch \ + file://CVE-2023-38471-1.patch \ + file://CVE-2023-38471-2.patch \ file://CVE-2023-38472.patch \ file://CVE-2023-38473.patch \ " diff --git a/meta/recipes-connectivity/avahi/files/CVE-2023-1981.patch b/meta/recipes-connectivity/avahi/files/CVE-2023-1981.patch new file mode 100644 index 0000000000..4d7924d13a --- /dev/null +++ b/meta/recipes-connectivity/avahi/files/CVE-2023-1981.patch @@ -0,0 +1,58 @@ +From a2696da2f2c50ac43b6c4903f72290d5c3fa9f6f Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Petr=20Men=C5=A1=C3=ADk?= +Date: Thu, 17 Nov 2022 01:51:53 +0100 +Subject: [PATCH] Emit error if requested service is not found + +It currently just crashes instead of replying with error. Check return +value and emit error instead of passing NULL pointer to reply. + +Fixes #375 + +Upstream-Status: Backport [import from ubuntu https://git.launchpad.net/ubuntu/+source/avahi/tree/debian/patches/CVE-2023-1981.patch?h=ubuntu/jammy-security +Upstream commit https://github.com/lathiat/avahi/commit/a2696da2f2c50ac43b6c4903f72290d5c3fa9f6f] +CVE: CVE-2023-1981 +Signed-off-by: Vijay Anusuri +--- + avahi-daemon/dbus-protocol.c | 20 ++++++++++++++------ + 1 file changed, 14 insertions(+), 6 deletions(-) + +diff --git a/avahi-daemon/dbus-protocol.c b/avahi-daemon/dbus-protocol.c +index 70d7687bc..406d0b441 100644 +--- a/avahi-daemon/dbus-protocol.c ++++ b/avahi-daemon/dbus-protocol.c +@@ -375,10 +375,14 @@ static DBusHandlerResult dbus_get_alternative_host_name(DBusConnection *c, DBusM + } + + t = avahi_alternative_host_name(n); +- avahi_dbus_respond_string(c, m, t); +- avahi_free(t); ++ if (t) { ++ avahi_dbus_respond_string(c, m, t); ++ avahi_free(t); + +- return DBUS_HANDLER_RESULT_HANDLED; ++ return DBUS_HANDLER_RESULT_HANDLED; ++ } else { ++ return avahi_dbus_respond_error(c, m, AVAHI_ERR_NOT_FOUND, "Hostname not found"); ++ } + } + + static DBusHandlerResult dbus_get_alternative_service_name(DBusConnection *c, DBusMessage *m, DBusError *error) { +@@ -389,10 +393,14 @@ static DBusHandlerResult dbus_get_alternative_service_name(DBusConnection *c, DB + } + + t = avahi_alternative_service_name(n); +- avahi_dbus_respond_string(c, m, t); +- avahi_free(t); ++ if (t) { ++ avahi_dbus_respond_string(c, m, t); ++ avahi_free(t); + +- return DBUS_HANDLER_RESULT_HANDLED; ++ return DBUS_HANDLER_RESULT_HANDLED; ++ } else { ++ return avahi_dbus_respond_error(c, m, AVAHI_ERR_NOT_FOUND, "Service not found"); ++ } + } + + static DBusHandlerResult dbus_create_new_entry_group(DBusConnection *c, DBusMessage *m, DBusError *error) { diff --git a/meta/recipes-connectivity/avahi/files/CVE-2023-38469.patch b/meta/recipes-connectivity/avahi/files/CVE-2023-38469-1.patch similarity index 100% rename from meta/recipes-connectivity/avahi/files/CVE-2023-38469.patch rename to meta/recipes-connectivity/avahi/files/CVE-2023-38469-1.patch diff --git a/meta/recipes-connectivity/avahi/files/CVE-2023-38469-2.patch b/meta/recipes-connectivity/avahi/files/CVE-2023-38469-2.patch new file mode 100644 index 0000000000..f8f60ddca1 --- /dev/null +++ b/meta/recipes-connectivity/avahi/files/CVE-2023-38469-2.patch @@ -0,0 +1,65 @@ +From c6cab87df290448a63323c8ca759baa516166237 Mon Sep 17 00:00:00 2001 +From: Evgeny Vereshchagin +Date: Wed, 25 Oct 2023 18:15:42 +0000 +Subject: [PATCH] tests: pass overly long TXT resource records + +to make sure they don't crash avahi any more. +It reproduces https://github.com/lathiat/avahi/issues/455 + +Canonical notes: +nickgalanis> removed first hunk since there is no .github dir in this release + +Upstream-Status: Backport [import from ubuntu https://git.launchpad.net/ubuntu/+source/avahi/tree/debian/patches/CVE-2023-38469-2.patch?h=ubuntu/jammy-security +Upstream commit https://github.com/lathiat/avahi/commit/c6cab87df290448a63323c8ca759baa516166237] +CVE: CVE-2023-38469 +Signed-off-by: Vijay Anusuri +--- + avahi-client/client-test.c | 14 ++++++++++++++ + 1 files changed, 14 insertions(+) + +Index: avahi-0.8/avahi-client/client-test.c +=================================================================== +--- avahi-0.8.orig/avahi-client/client-test.c ++++ avahi-0.8/avahi-client/client-test.c +@@ -22,6 +22,7 @@ + #endif + + #include ++#include + #include + + #include +@@ -33,6 +34,8 @@ + #include + #include + ++#include ++ + static const AvahiPoll *poll_api = NULL; + static AvahiSimplePoll *simple_poll = NULL; + +@@ -222,6 +225,9 @@ int main (AVAHI_GCC_UNUSED int argc, AVA + uint32_t cookie; + struct timeval tv; + AvahiAddress a; ++ uint8_t rdata[AVAHI_DNS_RDATA_MAX+1]; ++ AvahiStringList *txt = NULL; ++ int r; + + simple_poll = avahi_simple_poll_new(); + poll_api = avahi_simple_poll_get(simple_poll); +@@ -258,6 +264,14 @@ int main (AVAHI_GCC_UNUSED int argc, AVA + printf("%s\n", avahi_strerror(avahi_entry_group_add_service (group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "Lathiat's Site", "_http._tcp", NULL, NULL, 80, "foo=bar", NULL))); + printf("add_record: %d\n", avahi_entry_group_add_record (group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "TestX", 0x01, 0x10, 120, "\5booya", 6)); + ++ memset(rdata, 1, sizeof(rdata)); ++ r = avahi_string_list_parse(rdata, sizeof(rdata), &txt); ++ assert(r >= 0); ++ assert(avahi_string_list_serialize(txt, NULL, 0) == sizeof(rdata)); ++ error = avahi_entry_group_add_service_strlst(group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "TestX", "_qotd._tcp", NULL, NULL, 123, txt); ++ assert(error == AVAHI_ERR_INVALID_RECORD); ++ avahi_string_list_free(txt); ++ + avahi_entry_group_commit (group); + + domain = avahi_domain_browser_new (avahi, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, NULL, AVAHI_DOMAIN_BROWSER_BROWSE, 0, avahi_domain_browser_callback, (char*) "omghai3u"); diff --git a/meta/recipes-connectivity/avahi/files/CVE-2023-38470.patch b/meta/recipes-connectivity/avahi/files/CVE-2023-38470-1.patch similarity index 100% rename from meta/recipes-connectivity/avahi/files/CVE-2023-38470.patch rename to meta/recipes-connectivity/avahi/files/CVE-2023-38470-1.patch diff --git a/meta/recipes-connectivity/avahi/files/CVE-2023-38470-2.patch b/meta/recipes-connectivity/avahi/files/CVE-2023-38470-2.patch new file mode 100644 index 0000000000..e0736bf210 --- /dev/null +++ b/meta/recipes-connectivity/avahi/files/CVE-2023-38470-2.patch @@ -0,0 +1,52 @@ +From 20dec84b2480821704258bc908e7b2bd2e883b24 Mon Sep 17 00:00:00 2001 +From: Evgeny Vereshchagin +Date: Tue, 19 Sep 2023 03:21:25 +0000 +Subject: [PATCH] [common] bail out when escaped labels can't fit into ret + +Fixes: +``` +==93410==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7f9e76f14c16 at pc 0x00000047208d bp 0x7ffee90a6a00 sp 0x7ffee90a61c8 +READ of size 1110 at 0x7f9e76f14c16 thread T0 + #0 0x47208c in __interceptor_strlen (out/fuzz-domain+0x47208c) (BuildId: 731b20c1eef22c2104e75a6496a399b10cfc7cba) + #1 0x534eb0 in avahi_strdup avahi/avahi-common/malloc.c:167:12 + #2 0x53862c in avahi_normalize_name_strdup avahi/avahi-common/domain.c:226:12 +``` +and +``` +fuzz-domain: fuzz/fuzz-domain.c:38: int LLVMFuzzerTestOneInput(const uint8_t *, size_t): Assertion `avahi_domain_equal(s, t)' failed. +==101571== ERROR: libFuzzer: deadly signal + #0 0x501175 in __sanitizer_print_stack_trace (/home/vagrant/avahi/out/fuzz-domain+0x501175) (BuildId: 682bf6400aff9d41b64b6e2cc3ef5ad600216ea8) + #1 0x45ad2c in fuzzer::PrintStackTrace() (/home/vagrant/avahi/out/fuzz-domain+0x45ad2c) (BuildId: 682bf6400aff9d41b64b6e2cc3ef5ad600216ea8) + #2 0x43fc07 in fuzzer::Fuzzer::CrashCallback() (/home/vagrant/avahi/out/fuzz-domain+0x43fc07) (BuildId: 682bf6400aff9d41b64b6e2cc3ef5ad600216ea8) + #3 0x7f1581d7ebaf (/lib64/libc.so.6+0x3dbaf) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25) + #4 0x7f1581dcf883 in __pthread_kill_implementation (/lib64/libc.so.6+0x8e883) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25) + #5 0x7f1581d7eafd in gsignal (/lib64/libc.so.6+0x3dafd) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25) + #6 0x7f1581d6787e in abort (/lib64/libc.so.6+0x2687e) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25) + #7 0x7f1581d6779a in __assert_fail_base.cold (/lib64/libc.so.6+0x2679a) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25) + #8 0x7f1581d77186 in __assert_fail (/lib64/libc.so.6+0x36186) (BuildId: c9f62793b9e886eb1b95077d4f26fe2b4aa1ac25) + #9 0x5344a4 in LLVMFuzzerTestOneInput /home/vagrant/avahi/fuzz/fuzz-domain.c:38:9 +``` + +It's a follow-up to 94cb6489114636940ac683515417990b55b5d66c + +Upstream-Status: Backport [import from ubuntu https://git.launchpad.net/ubuntu/+source/avahi/tree/debian/patches/CVE-2023-38470-2.patch?h=ubuntu/jammy-security +CVE: CVE-2023-38470 #Follow-up patch +Signed-off-by: Vijay Anusuri +--- + avahi-common/domain.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +Index: avahi-0.8/avahi-common/domain.c +=================================================================== +--- avahi-0.8.orig/avahi-common/domain.c ++++ avahi-0.8/avahi-common/domain.c +@@ -210,7 +210,8 @@ char *avahi_normalize_name(const char *s + } else + empty = 0; + +- avahi_escape_label(label, strlen(label), &r, &size); ++ if (!(avahi_escape_label(label, strlen(label), &r, &size))) ++ return NULL; + } + + return ret_s; diff --git a/meta/recipes-connectivity/avahi/files/CVE-2023-38471.patch b/meta/recipes-connectivity/avahi/files/CVE-2023-38471-1.patch similarity index 100% rename from meta/recipes-connectivity/avahi/files/CVE-2023-38471.patch rename to meta/recipes-connectivity/avahi/files/CVE-2023-38471-1.patch diff --git a/meta/recipes-connectivity/avahi/files/CVE-2023-38471-2.patch b/meta/recipes-connectivity/avahi/files/CVE-2023-38471-2.patch new file mode 100644 index 0000000000..44737bfc2e --- /dev/null +++ b/meta/recipes-connectivity/avahi/files/CVE-2023-38471-2.patch @@ -0,0 +1,52 @@ +From b675f70739f404342f7f78635d6e2dcd85a13460 Mon Sep 17 00:00:00 2001 +From: Evgeny Vereshchagin +Date: Tue, 24 Oct 2023 22:04:51 +0000 +Subject: [PATCH] core: return errors from avahi_server_set_host_name properly + +It's a follow-up to 894f085f402e023a98cbb6f5a3d117bd88d93b09 + +Upstream-Status: Backport [import from ubuntu https://git.launchpad.net/ubuntu/+source/avahi/tree/debian/patches/CVE-2023-38471-2.patch?h=ubuntu/jammy-security +Upstream commit https://github.com/lathiat/avahi/commit/b675f70739f404342f7f78635d6e2dcd85a13460] +CVE: CVE-2023-38471 #Follow-up Patch +Signed-off-by: Vijay Anusuri +--- + avahi-core/server.c | 9 ++++++--- + 1 file changed, 6 insertions(+), 3 deletions(-) + +Index: avahi-0.8/avahi-core/server.c +=================================================================== +--- avahi-0.8.orig/avahi-core/server.c ++++ avahi-0.8/avahi-core/server.c +@@ -1309,10 +1309,13 @@ int avahi_server_set_host_name(AvahiServ + else + hn = avahi_normalize_name_strdup(host_name); + ++ if (!hn) ++ return avahi_server_set_errno(s, AVAHI_ERR_NO_MEMORY); ++ + h = hn; + if (!avahi_unescape_label((const char **)&hn, label, sizeof(label))) { + avahi_free(h); +- return AVAHI_ERR_INVALID_HOST_NAME; ++ return avahi_server_set_errno(s, AVAHI_ERR_INVALID_HOST_NAME); + } + + avahi_free(h); +@@ -1320,7 +1323,7 @@ int avahi_server_set_host_name(AvahiServ + h = label_escaped; + len = sizeof(label_escaped); + if (!avahi_escape_label(label, strlen(label), &h, &len)) +- return AVAHI_ERR_INVALID_HOST_NAME; ++ return avahi_server_set_errno(s, AVAHI_ERR_INVALID_HOST_NAME); + + if (avahi_domain_equal(s->host_name, label_escaped) && s->state != AVAHI_SERVER_COLLISION) + return avahi_server_set_errno(s, AVAHI_ERR_NO_CHANGE); +@@ -1330,7 +1333,7 @@ int avahi_server_set_host_name(AvahiServ + avahi_free(s->host_name); + s->host_name = avahi_strdup(label_escaped); + if (!s->host_name) +- return AVAHI_ERR_NO_MEMORY; ++ return avahi_server_set_errno(s, AVAHI_ERR_NO_MEMORY); + + update_fqdn(s); + diff --git a/meta/recipes-connectivity/avahi/files/CVE-2023-38472.patch b/meta/recipes-connectivity/avahi/files/CVE-2023-38472.patch index 2f172622c9..85dbded73b 100644 --- a/meta/recipes-connectivity/avahi/files/CVE-2023-38472.patch +++ b/meta/recipes-connectivity/avahi/files/CVE-2023-38472.patch @@ -1,46 +1,46 @@ -From 4e2537500dd0a1333845482f1f4147ef906030dd Mon Sep 17 00:00:00 2001 +From b024ae5749f4aeba03478e6391687c3c9c8dee40 Mon Sep 17 00:00:00 2001 From: Michal Sekletar Date: Thu, 19 Oct 2023 17:36:44 +0200 -Subject: [PATCH]core: make sure there is rdata to process before - parsing it +Subject: [PATCH] core: make sure there is rdata to process before parsing it Fixes #452 -Upstream-Status: Backport [https://github.com/lathiat/avahi/commit/b024ae5749f4aeba03478e6391687c3c9c8dee40] -CVE: CVE-2023-38472 +CVE-2023-38472 +Upstream-Status: Backport [import from ubuntu https://git.launchpad.net/ubuntu/+source/avahi/tree/debian/patches/CVE-2023-38472.patch?h=ubuntu/jammy-security +Upstream commit https://github.com/lathiat/avahi/commit/b024ae5749f4aeba03478e6391687c3c9c8dee40] +CVE: CVE-2023-38472 Signed-off-by: Meenali Gupta +Signed-off-by: Vijay Anusuri --- avahi-client/client-test.c | 3 +++ avahi-daemon/dbus-entry-group.c | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) -diff --git a/avahi-client/client-test.c b/avahi-client/client-test.c -index 7d04a6a..57750a4 100644 ---- a/avahi-client/client-test.c -+++ b/avahi-client/client-test.c -@@ -258,6 +258,9 @@ int main (AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char *argv[]) { - printf("%s\n", avahi_strerror(avahi_entry_group_add_service (group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "Lathiat's Site", "_http._tcp", NULL, NULL, 80, "foo=bar", NULL))); - printf("add_record: %d\n", avahi_entry_group_add_record (group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "TestX", 0x01, 0x10, 120, "\5booya", 6)); - +Index: avahi-0.8/avahi-client/client-test.c +=================================================================== +--- avahi-0.8.orig/avahi-client/client-test.c ++++ avahi-0.8/avahi-client/client-test.c +@@ -272,6 +272,9 @@ int main (AVAHI_GCC_UNUSED int argc, AVA + assert(error == AVAHI_ERR_INVALID_RECORD); + avahi_string_list_free(txt); + + error = avahi_entry_group_add_record (group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "TestX", 0x01, 0x10, 120, "", 0); + assert(error != AVAHI_OK); + avahi_entry_group_commit (group); - + domain = avahi_domain_browser_new (avahi, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, NULL, AVAHI_DOMAIN_BROWSER_BROWSE, 0, avahi_domain_browser_callback, (char*) "omghai3u"); -diff --git a/avahi-daemon/dbus-entry-group.c b/avahi-daemon/dbus-entry-group.c -index 4e879a5..aa23d4b 100644 ---- a/avahi-daemon/dbus-entry-group.c -+++ b/avahi-daemon/dbus-entry-group.c -@@ -340,7 +340,7 @@ DBusHandlerResult avahi_dbus_msg_entry_group_impl(DBusConnection *c, DBusMessage +Index: avahi-0.8/avahi-daemon/dbus-entry-group.c +=================================================================== +--- avahi-0.8.orig/avahi-daemon/dbus-entry-group.c ++++ avahi-0.8/avahi-daemon/dbus-entry-group.c +@@ -340,7 +340,7 @@ DBusHandlerResult avahi_dbus_msg_entry_g if (!(r = avahi_record_new_full (name, clazz, type, ttl))) return avahi_dbus_respond_error(c, m, AVAHI_ERR_NO_MEMORY, NULL); - + - if (avahi_rdata_parse (r, rdata, size) < 0) { + if (!rdata || avahi_rdata_parse (r, rdata, size) < 0) { avahi_record_unref (r); return avahi_dbus_respond_error(c, m, AVAHI_ERR_INVALID_RDATA, NULL); } --- -2.40.0