IPC: fix error case when idr-cache is empty in ipcget()
[linux-2.6.git] / ipc / shm.c
index 05c97c7..3818fae 100644 (file)
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -433,10 +433,11 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
        if (IS_ERR(file))
                goto no_file;
 
-       error = -ENOSPC;
        id = shm_addid(ns, shp);
-       if(id == -1) 
+       if (id < 0) {
+               error = id;
                goto no_id;
+       }
 
        shp->shm_cprid = task_tgid_vnr(current);
        shp->shm_lprid = 0;