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integrity: move ima_counts_get 

Based on discussion on lkml (Andrew Morton and Eric Paris),
move ima_counts_get down a layer into shmem/hugetlb__file_setup().
Resolves drm shmem_file_setup() usage case as well.

HD comment:
  I still think you're doing this at the wrong level, but recognize
  that you probably won't be persuaded until a few more users of
  alloc_file() emerge, all wanting your ima_counts_get().

  Resolving GEM's shmem_file_setup() is an improvement, so I'll say

Acked-by: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Mimi Zohar 2009-05-19 13:25:58 -04:00 committed by James Morris
parent b9fc745db8
commit c9d9ac525a
3 changed files with 3 additions and 2 deletions
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2
fs/hugetlbfs/inode.c
View File

@ -30,6 +30,7 @@
#include <linux/dnotify.h>
#include <linux/statfs.h>
#include <linux/security.h>
#include <linux/ima.h>
#include <asm/uaccess.h>
@ -997,6 +998,7 @@ struct file *hugetlb_file_setup(const char *name, size_t size, int acctflag)
&hugetlbfs_file_operations);
if (!file)
goto out_dentry; /* inode is already attached */
ima_counts_get(file);
return file;

1
ipc/shm.c
View File

@ -384,7 +384,6 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
error = PTR_ERR(file);
if (IS_ERR(file))
goto no_file;
ima_counts_get(file);
id = ipc_addid(&shm_ids(ns), &shp->shm_perm, ns->shm_ctlmni);
if (id < 0) {

2
mm/shmem.c
View File

@ -2659,6 +2659,7 @@ struct file *shmem_file_setup(char *name, loff_t size, unsigned long flags)
if (error)
goto close_file;
#endif
ima_counts_get(file);
return file;
close_file:
@ -2684,7 +2685,6 @@ int shmem_zero_setup(struct vm_area_struct *vma)
if (IS_ERR(file))
return PTR_ERR(file);
ima_counts_get(file);
if (vma->vm_file)
fput(vma->vm_file);
vma->vm_file = file;