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| author | Randy Dunlap <randy.dunlap@oracle.com> | 2011-05-20 18:10:04 +0200 |
|---|---|---|
| committer | Randy Dunlap <randy.dunlap@oracle.com> | 2011-05-20 18:10:04 +0200 |
| commit | 2f3e4af471e38e0658e701973238ae4b5e50fcd6 (patch) | |
| tree | fbfc99c0d975e38ff80f4ff3239a9fc0567b8a4d /kernel/cred.c | |
| parent | Correct occurrences of (diff) | |
| parent | Create Documentation/security/, (diff) | |
| download | linux-2f3e4af471e38e0658e701973238ae4b5e50fcd6.tar.xz linux-2f3e4af471e38e0658e701973238ae4b5e50fcd6.zip | |
Merge branch 'docs-security' into docs-move
Diffstat (limited to 'kernel/cred.c')
| -rw-r--r-- | kernel/cred.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/kernel/cred.c b/kernel/cred.c index 5557b55048df..004e3679624d 100644 --- a/kernel/cred.c +++ b/kernel/cred.c @@ -1,4 +1,4 @@ -/* Task credentials management - see Documentation/credentials.txt +/* Task credentials management - see Documentation/security/credentials.txt * * Copyright (C) 2008 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) @@ -54,6 +54,7 @@ struct cred init_cred = { .cap_effective = CAP_INIT_EFF_SET, .cap_bset = CAP_INIT_BSET, .user = INIT_USER, + .user_ns = &init_user_ns, .group_info = &init_groups, #ifdef CONFIG_KEYS .tgcred = &init_tgcred, @@ -410,6 +411,11 @@ int copy_creds(struct task_struct *p, unsigned long clone_flags) goto error_put; } + /* cache user_ns in cred. Doesn't need a refcount because it will + * stay pinned by cred->user + */ + new->user_ns = new->user->user_ns; + #ifdef CONFIG_KEYS /* new threads get their own thread keyrings if their parent already * had one */ @@ -741,12 +747,6 @@ int set_create_files_as(struct cred *new, struct inode *inode) } EXPORT_SYMBOL(set_create_files_as); -struct user_namespace *current_user_ns(void) -{ - return _current_user_ns(); -} -EXPORT_SYMBOL(current_user_ns); - #ifdef CONFIG_DEBUG_CREDENTIALS bool creds_are_invalid(const struct cred *cred) |