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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-27 19:26:38 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-27 19:26:38 -0700
commit95b6886526bb510b8370b625a49bc0ab3b8ff10f (patch)
tree2862606224820d200be12d2092dcd26df1654b80 /kernel
parent22712200e175e0df5c7f9edfe6c6bf5c94c23b83 (diff)
parent29412f0f6a19e34336368f13eab848091c343952 (diff)
downloadop-kernel-dev-95b6886526bb510b8370b625a49bc0ab3b8ff10f.zip
op-kernel-dev-95b6886526bb510b8370b625a49bc0ab3b8ff10f.tar.gz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6: (54 commits) tpm_nsc: Fix bug when loading multiple TPM drivers tpm: Move tpm_tis_reenable_interrupts out of CONFIG_PNP block tpm: Fix compilation warning when CONFIG_PNP is not defined TOMOYO: Update kernel-doc. tpm: Fix a typo tpm_tis: Probing function for Intel iTPM bug tpm_tis: Fix the probing for interrupts tpm_tis: Delay ACPI S3 suspend while the TPM is busy tpm_tis: Re-enable interrupts upon (S3) resume tpm: Fix display of data in pubek sysfs entry tpm_tis: Add timeouts sysfs entry tpm: Adjust interface timeouts if they are too small tpm: Use interface timeouts returned from the TPM tpm_tis: Introduce durations sysfs entry tpm: Adjust the durations if they are too small tpm: Use durations returned from TPM TOMOYO: Enable conditional ACL. TOMOYO: Allow using argv[]/envp[] of execve() as conditions. TOMOYO: Allow using executable's realpath and symlink's target as conditions. TOMOYO: Allow using owner/group etc. of file objects as conditions. ... Fix up trivial conflict in security/tomoyo/realpath.c
Diffstat (limited to 'kernel')
-rw-r--r--kernel/cgroup.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 9844580..1d2b6ce 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -27,9 +27,11 @@
*/
#include <linux/cgroup.h>
+#include <linux/cred.h>
#include <linux/ctype.h>
#include <linux/errno.h>
#include <linux/fs.h>
+#include <linux/init_task.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/mm.h>
@@ -1514,6 +1516,7 @@ static struct dentry *cgroup_mount(struct file_system_type *fs_type,
struct cgroup *root_cgrp = &root->top_cgroup;
struct inode *inode;
struct cgroupfs_root *existing_root;
+ const struct cred *cred;
int i;
BUG_ON(sb->s_root != NULL);
@@ -1593,7 +1596,9 @@ static struct dentry *cgroup_mount(struct file_system_type *fs_type,
BUG_ON(!list_empty(&root_cgrp->children));
BUG_ON(root->number_of_cgroups != 1);
+ cred = override_creds(&init_cred);
cgroup_populate_dir(root_cgrp);
+ revert_creds(cred);
mutex_unlock(&cgroup_mutex);
mutex_unlock(&inode->i_mutex);
} else {
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