CRED: Wrap current->cred and a few other accessors
Wrap current->cred and a few other accessors to hide their actual
implementation.
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: James Morris <jmorris@namei.org>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index e1885b4..1151881 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -112,6 +112,7 @@
static struct inode *mqueue_get_inode(struct super_block *sb, int mode,
struct mq_attr *attr)
{
+ struct user_struct *u = current_user();
struct inode *inode;
inode = new_inode(sb);
@@ -126,7 +127,6 @@
if (S_ISREG(mode)) {
struct mqueue_inode_info *info;
struct task_struct *p = current;
- struct user_struct *u = p->cred->user;
unsigned long mq_bytes, mq_msg_tblsz;
inode->i_fop = &mqueue_file_operations;
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)){