diff options
-rw-r--r-- | ipc/msg.c | 18 | ||||
-rw-r--r-- | ipc/shm.c | 13 | ||||
-rw-r--r-- | ipc/util.c | 8 |
3 files changed, 20 insertions, 19 deletions
@@ -198,6 +198,15 @@ static int newque(struct ipc_namespace *ns, struct ipc_params *params) return retval; } + msq->q_stime = msq->q_rtime = 0; + msq->q_ctime = get_seconds(); + msq->q_cbytes = msq->q_qnum = 0; + msq->q_qbytes = ns->msg_ctlmnb; + msq->q_lspid = msq->q_lrpid = 0; + INIT_LIST_HEAD(&msq->q_messages); + INIT_LIST_HEAD(&msq->q_receivers); + INIT_LIST_HEAD(&msq->q_senders); + /* * ipc_addid() locks msq */ @@ -208,15 +217,6 @@ static int newque(struct ipc_namespace *ns, struct ipc_params *params) return id; } - msq->q_stime = msq->q_rtime = 0; - msq->q_ctime = get_seconds(); - msq->q_cbytes = msq->q_qnum = 0; - msq->q_qbytes = ns->msg_ctlmnb; - msq->q_lspid = msq->q_lrpid = 0; - INIT_LIST_HEAD(&msq->q_messages); - INIT_LIST_HEAD(&msq->q_receivers); - INIT_LIST_HEAD(&msq->q_senders); - msg_unlock(msq); return msq->q_perm.id; @@ -498,12 +498,6 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params) if (IS_ERR(file)) goto no_file; - id = ipc_addid(&shm_ids(ns), &shp->shm_perm, ns->shm_ctlmni); - if (id < 0) { - error = id; - goto no_id; - } - shp->shm_cprid = task_tgid_vnr(current); shp->shm_lprid = 0; shp->shm_atim = shp->shm_dtim = 0; @@ -512,6 +506,13 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params) shp->shm_nattch = 0; shp->shm_file = file; shp->shm_creator = current; + + id = ipc_addid(&shm_ids(ns), &shp->shm_perm, ns->shm_ctlmni); + if (id < 0) { + error = id; + goto no_id; + } + /* * shmid gets reported as "inode#" in /proc/pid/maps. * proc-ps tools use this. Changing this will break them. @@ -264,6 +264,10 @@ int ipc_addid(struct ipc_ids* ids, struct kern_ipc_perm* new, int size) rcu_read_lock(); spin_lock(&new->lock); + current_euid_egid(&euid, &egid); + new->cuid = new->uid = euid; + new->gid = new->cgid = egid; + err = idr_get_new(&ids->ipcs_idr, new, &id); if (err) { spin_unlock(&new->lock); @@ -273,10 +277,6 @@ int ipc_addid(struct ipc_ids* ids, struct kern_ipc_perm* new, int size) ids->in_use++; - current_euid_egid(&euid, &egid); - new->cuid = new->uid = euid; - new->gid = new->cgid = egid; - new->seq = ids->seq++; if(ids->seq > ids->seq_max) ids->seq = 0; |