Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6

[sfrench/cifs-2.6.git] / fs / ecryptfs / file.c

diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c
index 9e944057001bfb83bc484b2136e628d2282c089f..678172b61be2a676de90fa8d7e5101e04f566ed4 100644 (file)
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -158,7 +158,7 @@ static int ecryptfs_open(struct inode *inode, struct file *file)
        struct dentry *ecryptfs_dentry = file->f_path.dentry;
        /* Private value of ecryptfs_dentry allocated in
         * ecryptfs_lookup() */
-       struct dentry *lower_dentry = ecryptfs_dentry_to_lower(ecryptfs_dentry);
+       struct dentry *lower_dentry;
        struct ecryptfs_file_info *file_info;
 
        mount_crypt_stat = &ecryptfs_superblock_to_private(
@@ -191,13 +191,6 @@ static int ecryptfs_open(struct inode *inode, struct file *file)
                                      | ECRYPTFS_ENCRYPTED);
        }
        mutex_unlock(&crypt_stat->cs_mutex);
-       if ((ecryptfs_inode_to_private(inode)->lower_file->f_flags & O_RDONLY)
-           && !(file->f_flags & O_RDONLY)) {
-               rc = -EPERM;
-               printk(KERN_WARNING "%s: Lower persistent file is RO; eCryptfs "
-                      "file must hence be opened RO\n", __func__);
-               goto out;
-       }
        if (!ecryptfs_inode_to_private(inode)->lower_file) {
                rc = ecryptfs_init_persistent_file(ecryptfs_dentry);
                if (rc) {
@@ -208,6 +201,13 @@ static int ecryptfs_open(struct inode *inode, struct file *file)
                        goto out;
                }
        }
+       if ((ecryptfs_inode_to_private(inode)->lower_file->f_flags & O_RDONLY)
+           && !(file->f_flags & O_RDONLY)) {
+               rc = -EPERM;
+               printk(KERN_WARNING "%s: Lower persistent file is RO; eCryptfs "
+                      "file must hence be opened RO\n", __func__);
+               goto out;
+       }
        ecryptfs_set_file_lower(
                file, ecryptfs_inode_to_private(inode)->lower_file);
        if (S_ISDIR(ecryptfs_dentry->d_inode->i_mode)) {
@@ -299,7 +299,6 @@ static int ecryptfs_ioctl(struct inode *inode, struct file *file,
 const struct file_operations ecryptfs_dir_fops = {
        .readdir = ecryptfs_readdir,
        .ioctl = ecryptfs_ioctl,
-       .mmap = generic_file_mmap,
        .open = ecryptfs_open,
        .flush = ecryptfs_flush,
        .release = ecryptfs_release,