From 47e6ce32bb5bc8353c2070b8247be82410f4d78e Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Wed, 15 May 2013 00:46:24 +0200 Subject: bus: seal off memfds when sealing messages --- src/libsystemd-bus/bus-message.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'src/libsystemd-bus/bus-message.c') diff --git a/src/libsystemd-bus/bus-message.c b/src/libsystemd-bus/bus-message.c index e0fb1f41db..5783140cf8 100644 --- a/src/libsystemd-bus/bus-message.c +++ b/src/libsystemd-bus/bus-message.c @@ -3555,8 +3555,10 @@ int bus_message_parse_fields(sd_bus_message *m) { } int bus_message_seal(sd_bus_message *m, uint64_t serial) { - int r; + struct bus_body_part *part; size_t l, a; + unsigned i; + int r; assert(m); @@ -3595,6 +3597,10 @@ int bus_message_seal(sd_bus_message *m, uint64_t serial) { m->header->fields_size -= a; } + for (i = 0, part = &m->body; i < m->n_body_parts; i++, part = part->next) + if (part->memfd >= 0 && part->sealed) + ioctl(part->memfd, KDBUS_CMD_MEMFD_SEAL_SET, 1); + m->header->serial = serial; m->sealed = true; -- cgit v1.2.3-54-g00ecf