static inline int shm_checkid(struct ipc_namespace *ns, struct shmid_kernel *s, int id) { if (ipc_checkid(&shm_ids(ns), &s->shm_perm, id)) return -EIDRM; return 0; }
static inline int shm_checkid(struct shmid_kernel *s, int id) { if (ipc_checkid(&shm_ids,&s->shm_perm,id)) return -EIDRM; return 0; }