By the recent change of ecryptfs_setattr(), attribute modifications
(e.g. chown, chmod, and so on) for symbolic links and special files
get to fail. These operations now hang or cause a "NULL pointer
dereference" error for kernel 2.6.22.
This patch fixes the problem.
Signed-off-by: Ryusuke Konishi <[EMAIL PROTECTED]>
---
fs/ecryptfs/inode.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 83e94fe..a9064bf 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -902,8 +902,9 @@ static int ecryptfs_setattr(struct dentry *dentry, struct
iattr *ia)
mutex_lock(&crypt_stat->cs_mutex);
if (S_ISDIR(dentry->d_inode->i_mode))
crypt_stat->flags &= ~(ECRYPTFS_ENCRYPTED);
- else if (!(crypt_stat->flags & ECRYPTFS_POLICY_APPLIED)
- || !(crypt_stat->flags & ECRYPTFS_KEY_VALID)) {
+ else if (S_ISREG(dentry->d_inode->i_mode) &&
+ (!(crypt_stat->flags & ECRYPTFS_POLICY_APPLIED)
+ || !(crypt_stat->flags & ECRYPTFS_KEY_VALID))) {
struct vfsmount *lower_mnt;
struct file *lower_file = NULL;
struct ecryptfs_mount_crypt_stat *mount_crypt_stat;
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