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authorTetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>2010-04-28 14:17:42 +0900
committerJames Morris <jmorris@namei.org>2010-05-06 00:50:43 +1000
commit4e5d6f7ec3833c0da9cf34fa5c53c6058c5908b6 (patch)
tree5c0db5bfcdcb1b07594f20054cc6eefe05161c9a /security/tomoyo/file.c
parenta674fa46c79ffa37995bd1c8e4daa2b3be5a95ae (diff)
downloadlinux-4e5d6f7ec3833c0da9cf34fa5c53c6058c5908b6.tar.bz2
TOMOYO: Use GFP_NOFS rather than GFP_KERNEL.
In Ubuntu, security_path_*() hooks are exported to Unionfs. Thus, prepare for being called from inside VFS functions because I'm not sure whether it is safe to use GFP_KERNEL or not. Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security/tomoyo/file.c')
-rw-r--r--security/tomoyo/file.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c
index 1b24304edb7d..cf67e55a0d13 100644
--- a/security/tomoyo/file.c
+++ b/security/tomoyo/file.c
@@ -99,7 +99,7 @@ static struct tomoyo_path_info *tomoyo_get_path(struct path *path)
{
int error;
struct tomoyo_path_info_with_data *buf = kzalloc(sizeof(*buf),
- GFP_KERNEL);
+ GFP_NOFS);
if (!buf)
return NULL;
@@ -174,7 +174,7 @@ static int tomoyo_update_globally_readable_entry(const char *filename,
if (!saved_filename)
return -ENOMEM;
if (!is_delete)
- entry = kmalloc(sizeof(*entry), GFP_KERNEL);
+ entry = kmalloc(sizeof(*entry), GFP_NOFS);
mutex_lock(&tomoyo_policy_lock);
list_for_each_entry_rcu(ptr, &tomoyo_globally_readable_list, list) {
if (ptr->filename != saved_filename)
@@ -321,7 +321,7 @@ static int tomoyo_update_file_pattern_entry(const char *pattern,
if (!saved_pattern->is_patterned)
goto out;
if (!is_delete)
- entry = kmalloc(sizeof(*entry), GFP_KERNEL);
+ entry = kmalloc(sizeof(*entry), GFP_NOFS);
mutex_lock(&tomoyo_policy_lock);
list_for_each_entry_rcu(ptr, &tomoyo_pattern_list, list) {
if (saved_pattern != ptr->pattern)
@@ -474,7 +474,7 @@ static int tomoyo_update_no_rewrite_entry(const char *pattern,
if (!saved_pattern)
return error;
if (!is_delete)
- entry = kmalloc(sizeof(*entry), GFP_KERNEL);
+ entry = kmalloc(sizeof(*entry), GFP_NOFS);
mutex_lock(&tomoyo_policy_lock);
list_for_each_entry_rcu(ptr, &tomoyo_no_rewrite_list, list) {
if (ptr->pattern != saved_pattern)
@@ -820,7 +820,7 @@ static int tomoyo_update_path_acl(const u8 type, const char *filename,
if (!saved_filename)
return -ENOMEM;
if (!is_delete)
- entry = kmalloc(sizeof(*entry), GFP_KERNEL);
+ entry = kmalloc(sizeof(*entry), GFP_NOFS);
mutex_lock(&tomoyo_policy_lock);
list_for_each_entry_rcu(ptr, &domain->acl_info_list, list) {
struct tomoyo_path_acl *acl =
@@ -906,7 +906,7 @@ static int tomoyo_update_path2_acl(const u8 type, const char *filename1,
if (!saved_filename1 || !saved_filename2)
goto out;
if (!is_delete)
- entry = kmalloc(sizeof(*entry), GFP_KERNEL);
+ entry = kmalloc(sizeof(*entry), GFP_NOFS);
mutex_lock(&tomoyo_policy_lock);
list_for_each_entry_rcu(ptr, &domain->acl_info_list, list) {
struct tomoyo_path2_acl *acl =