mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-28 21:33:52 +00:00
Code Issues Releases Wiki Activity

integrity: ima iint radix_tree_lookup locking fix

Browse source 
Based on Andrew Morton's comments:
- add missing locks around radix_tree_lookup in ima_iint_insert()

Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Cc: James Morris <jmorris@namei.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Mimi Zohar 2009-02-20 14:28:29 -08:00 committed by James Morris
parent 1581e7ddbd
commit be38e0fd5f
1 changed files with 2 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
security/integrity/ima/ima_iint.c
View file

@ -73,8 +73,10 @@ struct ima_iint_cache *ima_iint_insert(struct inode *inode)
if (rc < 0) {
kmem_cache_free(iint_cache, iint);
if (rc == -EEXIST) {
spin_lock(&ima_iint_lock);
iint = radix_tree_lookup(&ima_iint_store,
(unsigned long)inode);
spin_unlock(&ima_iint_lock);
} else
iint = NULL;
}