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-rw-r--r--src/libsystemd-bus/bus-kernel.c5
-rw-r--r--src/libsystemd-bus/bus-message.c8
-rw-r--r--src/libsystemd-bus/bus-message.h3
-rw-r--r--src/libsystemd-bus/bus-socket.c2
4 files changed, 12 insertions, 6 deletions
diff --git a/src/libsystemd-bus/bus-kernel.c b/src/libsystemd-bus/bus-kernel.c
index 5b1769c0e1..3aa408414e 100644
--- a/src/libsystemd-bus/bus-kernel.c
+++ b/src/libsystemd-bus/bus-kernel.c
@@ -184,12 +184,13 @@ static int bus_message_setup_bloom(sd_bus_message *m, void *bloom) {
}
static int bus_message_setup_kmsg(sd_bus *b, sd_bus_message *m) {
+ struct bus_body_part *part;
struct kdbus_item *d;
bool well_known;
uint64_t unique;
size_t sz, dl;
+ unsigned i;
int r;
- struct bus_body_part *part;
assert(b);
assert(m);
@@ -253,7 +254,7 @@ static int bus_message_setup_kmsg(sd_bus *b, sd_bus_message *m) {
if (m->fields)
append_payload_vec(&d, m->fields, ALIGN8(m->header->fields_size));
- for (part = &m->body; part && part->size > 0; part = part->next)
+ MESSAGE_FOREACH_PART(part, i, m)
append_payload_vec(&d, part->data, part->size);
if (m->kdbus->dst_id == KDBUS_DST_ID_BROADCAST) {
diff --git a/src/libsystemd-bus/bus-message.c b/src/libsystemd-bus/bus-message.c
index 721dafe38b..3790102a75 100644
--- a/src/libsystemd-bus/bus-message.c
+++ b/src/libsystemd-bus/bus-message.c
@@ -3600,9 +3600,11 @@ 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)
+ MESSAGE_FOREACH_PART(part, i, m)
+ if (part->memfd >= 0 && !part->sealed) {
ioctl(part->memfd, KDBUS_CMD_MEMFD_SEAL_SET, 1);
+ part->sealed = true;
+ }
m->header->serial = serial;
m->sealed = true;
@@ -3906,7 +3908,7 @@ int bus_message_get_blob(sd_bus_message *m, void **buffer, size_t *sz) {
e = mempset(e, 0, 8 - (m->header->fields_size % 8));
}
- for (i = 0, part = &m->body; i < m->n_body_parts; i++, part = part->next)
+ MESSAGE_FOREACH_PART(part, i, m)
e = mempcpy(e, part->data, part->size);
assert(total == (size_t) ((uint8_t*) e - (uint8_t*) p));
diff --git a/src/libsystemd-bus/bus-message.h b/src/libsystemd-bus/bus-message.h
index 1c50c7357a..01a1e01230 100644
--- a/src/libsystemd-bus/bus-message.h
+++ b/src/libsystemd-bus/bus-message.h
@@ -217,3 +217,6 @@ int bus_message_parse_fields(sd_bus_message *m);
int bus_header_size(struct bus_header *h, size_t *sum);
struct bus_body_part *message_append_part(sd_bus_message *m);
+
+#define MESSAGE_FOREACH_PART(part, i, m) \
+ for ((i) = 0, (part) = &(m)->body; (i) < (m)->n_body_parts; (i)++, (part) = (part)->next)
diff --git a/src/libsystemd-bus/bus-socket.c b/src/libsystemd-bus/bus-socket.c
index 4a07869157..f43b7da05c 100644
--- a/src/libsystemd-bus/bus-socket.c
+++ b/src/libsystemd-bus/bus-socket.c
@@ -102,7 +102,7 @@ static int bus_message_setup_iovec(sd_bus_message *m) {
return r;
}
- for (i = 0, part = &m->body; i < m->n_body_parts; i++, part = part->next) {
+ MESSAGE_FOREACH_PART(part, i, m) {
r = append_iovec(m, part->data, part->size);
if (r < 0)
return r;