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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/realpath.c
parenta674fa46c79ffa37995bd1c8e4daa2b3be5a95ae (diff)
downloadlinux-4e5d6f7ec3833c0da9cf34fa5c53c6058c5908b6.tar.gz
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/realpath.c')
-rw-r--r--security/tomoyo/realpath.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/security/tomoyo/realpath.c b/security/tomoyo/realpath.c
index cf7d61f781b..8fe3ee20a18 100644
--- a/security/tomoyo/realpath.c
+++ b/security/tomoyo/realpath.c
@@ -138,7 +138,7 @@ int tomoyo_realpath_from_path2(struct path *path, char *newname,
*/
char *tomoyo_realpath_from_path(struct path *path)
{
- char *buf = kzalloc(sizeof(struct tomoyo_page_buffer), GFP_KERNEL);
+ char *buf = kzalloc(sizeof(struct tomoyo_page_buffer), GFP_NOFS);
BUILD_BUG_ON(sizeof(struct tomoyo_page_buffer)
<= TOMOYO_MAX_PATHNAME_LEN - 1);
@@ -269,7 +269,7 @@ const struct tomoyo_path_info *tomoyo_get_name(const char *name)
atomic_inc(&ptr->users);
goto out;
}
- ptr = kzalloc(sizeof(*ptr) + len, GFP_KERNEL);
+ ptr = kzalloc(sizeof(*ptr) + len, GFP_NOFS);
allocated_len = ptr ? ksize(ptr) : 0;
if (!ptr || (tomoyo_quota_for_policy &&
atomic_read(&tomoyo_policy_memory_size) + allocated_len