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-rw-r--r--ipc/shm.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/ipc/shm.c b/ipc/shm.c
index f239d87e0d37..faa46da99ebe 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -555,12 +555,14 @@ static void shm_get_stat(struct ipc_namespace *ns, unsigned long *rss,
555 in_use = shm_ids(ns).in_use; 555 in_use = shm_ids(ns).in_use;
556 556
557 for (total = 0, next_id = 0; total < in_use; next_id++) { 557 for (total = 0, next_id = 0; total < in_use; next_id++) {
558 struct kern_ipc_perm *ipc;
558 struct shmid_kernel *shp; 559 struct shmid_kernel *shp;
559 struct inode *inode; 560 struct inode *inode;
560 561
561 shp = idr_find(&shm_ids(ns).ipcs_idr, next_id); 562 ipc = idr_find(&shm_ids(ns).ipcs_idr, next_id);
562 if (shp == NULL) 563 if (ipc == NULL)
563 continue; 564 continue;
565 shp = container_of(ipc, struct shmid_kernel, shm_perm);
564 566
565 inode = shp->shm_file->f_path.dentry->d_inode; 567 inode = shp->shm_file->f_path.dentry->d_inode;
566 568