diff options
| -rw-r--r-- | meta-security/recipes-core/dbus-cynara/dbus-cynara/0007-Fix-SIGSEGV-on-disconnections.patch | 109 | ||||
| -rw-r--r-- | meta-security/recipes-core/dbus-cynara/dbus_1.12.10.bbappend | 2 |
2 files changed, 111 insertions, 0 deletions
diff --git a/meta-security/recipes-core/dbus-cynara/dbus-cynara/0007-Fix-SIGSEGV-on-disconnections.patch b/meta-security/recipes-core/dbus-cynara/dbus-cynara/0007-Fix-SIGSEGV-on-disconnections.patch new file mode 100644 index 000000000..b5ee138ed --- /dev/null +++ b/meta-security/recipes-core/dbus-cynara/dbus-cynara/0007-Fix-SIGSEGV-on-disconnections.patch @@ -0,0 +1,109 @@ +From 2a1c1c3f9264f53abc439ec44b33fdca8ffbb803 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Jos=C3=A9=20Bollo?= <jose.bollo@iot.bzh> +Date: Fri, 16 Aug 2019 13:29:23 +0200 +Subject: [PATCH 7/8] Fix SIGSEGV on disconnections +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Sometime, at start of the system, dbus-daemon was crashing +because a pending authorisation were reactivating a closed +connection. + +Also, clean unused function. + +Signed-off-by: José Bollo <jose.bollo@iot.bzh> +--- + bus/check.c | 5 +++++ + bus/check.h | 1 + + bus/connection.c | 14 +++----------- + bus/connection.h | 3 --- + 4 files changed, 9 insertions(+), 14 deletions(-) + +diff --git a/bus/check.c b/bus/check.c +index f3d283f..b73d08b 100644 +--- a/bus/check.c ++++ b/bus/check.c +@@ -617,3 +617,8 @@ bus_deferred_message_response_received (BusDeferredMessage *deferred_message, + } + } + ++void ++bus_deferred_message_abort (BusDeferredMessage *deferred_message) ++{ ++ deferred_message->response_callback = NULL; ++} +diff --git a/bus/check.h b/bus/check.h +index 9c13c18..d718a69 100644 +--- a/bus/check.h ++++ b/bus/check.h +@@ -93,6 +93,7 @@ void bus_deferred_message_set_policy_check_info (BusDeferredMessa + const char *privilege); + dbus_bool_t bus_deferred_message_check_message_limits (BusDeferredMessage *deferred_message, + DBusError *error); ++void bus_deferred_message_abort (BusDeferredMessage *deferred_message); + + + #ifdef DBUS_ENABLE_EMBEDDED_TESTS +diff --git a/bus/connection.c b/bus/connection.c +index ee93384..b520d57 100644 +--- a/bus/connection.c ++++ b/bus/connection.c +@@ -47,6 +47,7 @@ + #define MAX_LOG_COMMAND_LEN 50 + + static void bus_connection_remove_transactions (DBusConnection *connection); ++static void bus_connection_clear_deferred_messages (DBusConnection *connection); + + typedef struct + { +@@ -2821,17 +2822,7 @@ bus_connection_pop_deferred_message (DBusConnection *connection) + return NULL; + } + +-dbus_bool_t +-bus_connection_putback_deferred_message (DBusConnection *connection, BusDeferredMessage *message) +-{ +- BusConnectionData *d = BUS_CONNECTION_DATA(connection); +- if (_dbus_list_prepend(&d->deferred_messages, message)) +- { +- return TRUE; +- } +- return FALSE; +-} +- ++static + void + bus_connection_clear_deferred_messages (DBusConnection *connection) + { +@@ -2846,6 +2837,7 @@ bus_connection_clear_deferred_messages (DBusConnection *connection) + next = _dbus_list_get_next_link (&d->deferred_messages, link); + message = link->data; + ++ bus_deferred_message_abort(message); + bus_deferred_message_unref(message); + _dbus_list_remove_link(&d->deferred_messages, link); + +diff --git a/bus/connection.h b/bus/connection.h +index 97dae96..6af7bf1 100644 +--- a/bus/connection.h ++++ b/bus/connection.h +@@ -90,15 +90,12 @@ dbus_bool_t bus_connection_queue_deferred_message (DBusConnection *con + BusDeferredMessage *message, + dbus_bool_t prepend); + BusDeferredMessage *bus_connection_pop_deferred_message (DBusConnection *connection); +-dbus_bool_t bus_connection_putback_deferred_message (DBusConnection *connection, +- BusDeferredMessage *message); + void bus_connection_remove_deferred_message (DBusConnection *connection, + BusDeferredMessage *message); + dbus_bool_t bus_connection_replace_deferred_message (DBusConnection *connection, + BusDeferredMessage *oldMessage, + BusDeferredMessage *newMessage); + void bus_connection_dispatch_deferred (DBusConnection *connection); +-void bus_connection_clear_deferred_messages (DBusConnection *connection); + + + /* called by signals.c */ +-- +2.17.2 + diff --git a/meta-security/recipes-core/dbus-cynara/dbus_1.12.10.bbappend b/meta-security/recipes-core/dbus-cynara/dbus_1.12.10.bbappend index c8f7b5d53..5cbf65ef6 100644 --- a/meta-security/recipes-core/dbus-cynara/dbus_1.12.10.bbappend +++ b/meta-security/recipes-core/dbus-cynara/dbus_1.12.10.bbappend @@ -6,6 +6,8 @@ SRC_URI_append_class-target = "\ file://0003-Handle-unavailability-of-policy-results-for-broadcas.patch \ file://0004-Add-own-rule-result-unavailability-handling.patch \ file://0005-Perform-Cynara-runtime-policy-checks-by-default.patch \ + file://0006-Fix-gcc-8-warnings.patch \ + file://0007-Fix-SIGSEGV-on-disconnections.patch \ " DEPENDS_append_class-target = " cynara smack" |