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authorJames Morris <jmorris@namei.org>2011-01-10 01:46:24 +0300
committerJames Morris <jmorris@namei.org>2011-01-10 01:46:24 +0300
commitd2e7ad19229f982fc1eb731827d82ceac90abfb3 (patch)
tree98a3741b4d4b27a48b3c7ea9babe331e539416a8 /security/selinux/selinuxfs.c
parentd03a5d888fb688c832d470b749acc5ed38e0bc1d (diff)
parent0c21e3aaf6ae85bee804a325aa29c325209180fd (diff)
downloadlinux-d2e7ad19229f982fc1eb731827d82ceac90abfb3.tar.xz
Merge branch 'master' into next
Conflicts: security/smack/smack_lsm.c Verified and added fix by Stephen Rothwell <sfr@canb.auug.org.au> Ok'd by Casey Schaufler <casey@schaufler-ca.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security/selinux/selinuxfs.c')
-rw-r--r--security/selinux/selinuxfs.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
index 073fd5b0a53a..43deac219491 100644
--- a/security/selinux/selinuxfs.c
+++ b/security/selinux/selinuxfs.c
@@ -1145,24 +1145,28 @@ static void sel_remove_entries(struct dentry *de)
{
struct list_head *node;
- spin_lock(&dcache_lock);
+ spin_lock(&de->d_lock);
node = de->d_subdirs.next;
while (node != &de->d_subdirs) {
struct dentry *d = list_entry(node, struct dentry, d_u.d_child);
+
+ spin_lock_nested(&d->d_lock, DENTRY_D_LOCK_NESTED);
list_del_init(node);
if (d->d_inode) {
- d = dget_locked(d);
- spin_unlock(&dcache_lock);
+ dget_dlock(d);
+ spin_unlock(&de->d_lock);
+ spin_unlock(&d->d_lock);
d_delete(d);
simple_unlink(de->d_inode, d);
dput(d);
- spin_lock(&dcache_lock);
- }
+ spin_lock(&de->d_lock);
+ } else
+ spin_unlock(&d->d_lock);
node = de->d_subdirs.next;
}
- spin_unlock(&dcache_lock);
+ spin_unlock(&de->d_lock);
}
#define BOOL_DIR_NAME "booleans"