From: James Morris <jmorris@namei.org>
Date: Thu, 4 Dec 2008 06:16:36 +0000 (+1100)
Subject: Merge branch 'master' into next
X-Git-Tag: v2.6.29-rc1~577^2^2~8
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=ec98ce480ada787f2cfbd696980ff3564415505b;p=linux-2.6-block.git

Merge branch 'master' into next

Conflicts:
	fs/nfsd/nfs4recover.c

Manually fixed above to use new creds API functions, e.g.
nfs4_save_creds().

Signed-off-by: James Morris <jmorris@namei.org>
---

ec98ce480ada787f2cfbd696980ff3564415505b
diff --cc fs/nfsd/nfs4recover.c
index 9371ea12d7fa,b79ec930d9f1..0f9d6efaa62b
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@@ -230,12 -224,10 +230,13 @@@ nfsd4_list_rec_dir(struct dentry *dir, 
  	if (!rec_dir_init)
  		return 0;
  
 -	nfs4_save_user(&uid, &gid);
 +	status = nfs4_save_creds(&original_cred);
 +	if (status < 0)
 +		return status;
+ 	INIT_LIST_HEAD(dentries);
  
 -	filp = dentry_open(dget(dir), mntget(rec_dir.mnt), O_RDONLY);
 +	filp = dentry_open(dget(dir), mntget(rec_dir.mnt), O_RDONLY,
 +			   current_cred());
  	status = PTR_ERR(filp);
  	if (IS_ERR(filp))
  		goto out;
diff --cc include/linux/security.h
index 59a11e19b617,e3d4ecda2673..6423abf1ac0f
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@@ -1800,32 -1822,45 +1801,35 @@@ static inline int security_vm_enough_me
  	return cap_vm_enough_memory(current->mm, pages);
  }
  
- static inline int security_vm_enough_memory_kern(long pages)
+ static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
  {
- 	return cap_vm_enough_memory(current->mm, pages);
+ 	WARN_ON(mm == NULL);
+ 	return cap_vm_enough_memory(mm, pages);
  }
  
- static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
+ static inline int security_vm_enough_memory_kern(long pages)
  {
- 	return cap_vm_enough_memory(mm, pages);
+ 	/* If current->mm is a kernel thread then we will pass NULL,
+ 	   for this specific case that is fine */
+ 	return cap_vm_enough_memory(current->mm, pages);
  }
  
 -static inline int security_bprm_alloc(struct linux_binprm *bprm)
 -{
 -	return 0;
 -}
 -
 -static inline void security_bprm_free(struct linux_binprm *bprm)
 -{ }
 -
 -static inline void security_bprm_apply_creds(struct linux_binprm *bprm, int unsafe)
 +static inline int security_bprm_set_creds(struct linux_binprm *bprm)
  {
 -	cap_bprm_apply_creds(bprm, unsafe);
 +	return cap_bprm_set_creds(bprm);
  }
  
 -static inline void security_bprm_post_apply_creds(struct linux_binprm *bprm)
 +static inline int security_bprm_check(struct linux_binprm *bprm)
  {
 -	return;
 +	return 0;
  }
  
 -static inline int security_bprm_set(struct linux_binprm *bprm)
 +static inline void security_bprm_committing_creds(struct linux_binprm *bprm)
  {
 -	return cap_bprm_set_security(bprm);
  }
  
 -static inline int security_bprm_check(struct linux_binprm *bprm)
 +static inline void security_bprm_committed_creds(struct linux_binprm *bprm)
  {
 -	return 0;
  }
  
  static inline int security_bprm_secureexec(struct linux_binprm *bprm)