diff options
| author | Marc-André Lureau <marcandre.lureau@redhat.com> | 2020-03-25 19:47:22 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-04-02 14:55:46 -0400 |
| commit | b3fbb328123575e5b39e35e13ecbd4927569a82b (patch) | |
| tree | b93c3b9d47b1f380bd595aa0aafe76bed5093ac9 | |
| parent | 9cbc36497c9c0ab92008f3dc71748640035be3af (diff) | |
qmp: fix leak on callbacks that return both value and error
Direct leak of 4120 byte(s) in 1 object(s) allocated from:
#0 0x7fa114931887 in __interceptor_calloc (/lib64/libasan.so.6+0xb0887)
#1 0x7fa1144ad8f0 in g_malloc0 (/lib64/libglib-2.0.so.0+0x588f0)
#2 0x561e3c9c8897 in qmp_object_add /home/elmarco/src/qemu/qom/qom-qmp-cmds.c:291
#3 0x561e3cf48736 in qmp_dispatch /home/elmarco/src/qemu/qapi/qmp-dispatch.c:155
#4 0x561e3c8efb36 in monitor_qmp_dispatch /home/elmarco/src/qemu/monitor/qmp.c:145
#5 0x561e3c8f09ed in monitor_qmp_bh_dispatcher /home/elmarco/src/qemu/monitor/qmp.c:234
#6 0x561e3d08c993 in aio_bh_call /home/elmarco/src/qemu/util/async.c:136
#7 0x561e3d08d0a5 in aio_bh_poll /home/elmarco/src/qemu/util/async.c:164
#8 0x561e3d0a535a in aio_dispatch /home/elmarco/src/qemu/util/aio-posix.c:380
#9 0x561e3d08e3ca in aio_ctx_dispatch /home/elmarco/src/qemu/util/async.c:298
#10 0x7fa1144a776e in g_main_context_dispatch (/lib64/libglib-2.0.so.0+0x5276e)
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20200325184723.2029630-3-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | qapi/qmp-dispatch.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/qapi/qmp-dispatch.c b/qapi/qmp-dispatch.c index c30c7ff9e1..79347e0864 100644 --- a/qapi/qmp-dispatch.c +++ b/qapi/qmp-dispatch.c @@ -155,6 +155,8 @@ QDict *qmp_dispatch(const QmpCommandList *cmds, QObject *request, cmd->fn(args, &ret, &err); qobject_unref(args); if (err) { + /* or assert(!ret) after reviewing all handlers: */ + qobject_unref(ret); goto out; } |