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bus: seal off memfds when sealing messages

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This commit is contained in:
Lennart Poettering 2013-05-15 00:46:24 +02:00
parent 9b05bc4866
commit 47e6ce32bb
1 changed files with 7 additions and 1 deletions
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8
src/libsystemd-bus/bus-message.c
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@ -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 bus_message_seal(sd_bus_message *m, uint64_t serial) {
int r; struct bus_body_part *part;
size_t l, a; size_t l, a;
unsigned i;
int r;
assert(m); assert(m);
@ -3595,6 +3597,10 @@ int bus_message_seal(sd_bus_message *m, uint64_t serial) {
m->header->fields_size -= a; 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->header->serial = serial;
m->sealed = true; m->sealed = true;