From eb8dc40360f0cfef56fb6947cc817a547d6d9bc6 Mon Sep 17 00:00:00 2001 From: Dave Cobbley Date: Tue, 14 Aug 2018 10:05:37 -0700 Subject: [Subtree] Removing import-layers directory As part of the move to subtrees, need to bring all the import layers content to the top level. Change-Id: I4a163d10898cbc6e11c27f776f60e1a470049d8f Signed-off-by: Dave Cobbley Signed-off-by: Brad Bishop --- .../net-snmp/net-snmp/net-snmp-agentx-crash.patch | 75 ++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/net-snmp-agentx-crash.patch (limited to 'meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/net-snmp-agentx-crash.patch') diff --git a/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/net-snmp-agentx-crash.patch b/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/net-snmp-agentx-crash.patch new file mode 100644 index 000000000..5eed893e1 --- /dev/null +++ b/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/net-snmp-agentx-crash.patch @@ -0,0 +1,75 @@ +Description: fix snmpd crash via AgentX connection + + taken from Fedora, net-snmp-5.7-agentx-crash.patch + +bz729738 - net-snmp dumps core in netsnmp_oid_find_prefix +bz1038011 - net-snmp: snmpd crashes/hangs when AgentX subagent times-out + +commit f9304c83f76202db0e684269ca1af32e43cd9db4 +Author: Jan Safranek +Date: Tue Feb 7 14:53:44 2012 +0100 + + CHANGES: PATCH 1633670: fixed snmpd crashing when an AgentX subagent + disconnect in the middle of processing of a request. + + I fixed also the memory leak reported in the tracker comments. + +Upstream-Status: Backport + +Signed-off-by: Zhu Yanjun +Signed-off-by: Jackie Huang + +--- + agent/mibgroup/agentx/master.c | 5 +++++ + agent/mibgroup/agentx/master_admin.c | 9 +++++++-- + 2 files changed, 12 insertions(+), 2 deletions(-) + +diff --git a/agent/mibgroup/agentx/master.c b/agent/mibgroup/agentx/master.c +index c42a42a..baeebaf 100644 +--- a/agent/mibgroup/agentx/master.c ++++ b/agent/mibgroup/agentx/master.c +@@ -219,6 +219,9 @@ agentx_got_response(int operation, + if (!cache) { + DEBUGMSGTL(("agentx/master", "response too late on session %8p\n", + session)); ++ /* response is too late, free the cache */ ++ if (magic) ++ netsnmp_free_delegated_cache((netsnmp_delegated_cache*) magic); + return 0; + } + requests = cache->requests; +@@ -606,6 +609,8 @@ agentx_master_handler(netsnmp_mib_handler *handler, + result = snmp_async_send(ax_session, pdu, agentx_got_response, cb_data); + if (result == 0) { + snmp_free_pdu(pdu); ++ if (cb_data) ++ netsnmp_free_delegated_cache((netsnmp_delegated_cache*) cb_data); + } + + return SNMP_ERR_NOERROR; +diff --git a/agent/mibgroup/agentx/master_admin.c b/agent/mibgroup/agentx/master_admin.c +index f16f392..b84b85e 100644 +--- a/agent/mibgroup/agentx/master_admin.c ++++ b/agent/mibgroup/agentx/master_admin.c +@@ -133,11 +133,16 @@ close_agentx_session(netsnmp_session * session, int sessid) + * requests, so that the delegated request will be completed and + * further requests can be processed + */ +- netsnmp_remove_delegated_requests_for_session(session); ++ while (netsnmp_remove_delegated_requests_for_session(session)) { ++ DEBUGMSGTL(("agentx/master", "Continue removing delegated reqests\n")); ++ } ++ + if (session->subsession != NULL) { + netsnmp_session *subsession = session->subsession; + for(; subsession; subsession = subsession->next) { +- netsnmp_remove_delegated_requests_for_session(subsession); ++ while (netsnmp_remove_delegated_requests_for_session(subsession)) { ++ DEBUGMSGTL(("agentx/master", "Continue removing delegated subsession reqests\n")); ++ } + } + } + +-- +2.7.4 + -- cgit v1.2.1