diff --git a/ipc/shm.c b/ipc/shm.c
index 264a9d3..38a0557 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -366,7 +366,7 @@
 	if (shmflg & SHM_HUGETLB) {
 		/* hugetlb_file_setup takes care of mlock user accounting */
 		file = hugetlb_file_setup(name, size);
-		shp->mlock_user = current->cred->user;
+		shp->mlock_user = current_user();
 	} else {
 		int acctflag = VM_ACCOUNT;
 		/*
@@ -767,7 +767,7 @@
 			goto out_unlock;
 		
 		if(cmd==SHM_LOCK) {
-			struct user_struct *user = current->cred->user;
+			struct user_struct *user = current_user();
 			if (!is_file_hugepages(shp->shm_file)) {
 				err = shmem_lock(shp->shm_file, 1, user);
 				if (!err && !(shp->shm_perm.mode & SHM_LOCKED)){