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sd-bus: properly handle non-initialized audit records attached to incoming kernel messages

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This commit is contained in:
Lennart Poettering 2014-11-25 13:22:55 +01:00
parent a6ede528c4
commit 6dfcc64bb5
1 changed files with 9 additions and 3 deletions
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12
src/libsystemd/sd-bus/bus-kernel.c
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@ -628,9 +628,15 @@ static int bus_kernel_make_message(sd_bus *bus, struct kdbus_msg *k) {
break;
case KDBUS_ITEM_AUDIT:
m->creds.audit_session_id = (uint32_t) d->audit.sessionid;
m->creds.audit_login_uid = (uid_t) d->audit.loginuid;
m->creds.mask |= (SD_BUS_CREDS_AUDIT_SESSION_ID|SD_BUS_CREDS_AUDIT_LOGIN_UID) & bus->creds_mask;
if ((uint32_t) d->audit.sessionid != (uint32_t) -1) {
m->creds.audit_session_id = (uint32_t) d->audit.sessionid;
m->creds.mask |= SD_BUS_CREDS_AUDIT_SESSION_ID & bus->creds_mask;
}
if ((uid_t) d->audit.loginuid != (uid_t) -1) {
m->creds.audit_login_uid = (uid_t) d->audit.loginuid;
m->creds.mask |= SD_BUS_CREDS_AUDIT_LOGIN_UID & bus->creds_mask;
}
break;
case KDBUS_ITEM_CAPS: