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-rw-r--r--fs/ecryptfs/main.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index 046e027a4cb1..64d2ba980df4 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -471,31 +471,26 @@ out:
*/
static int ecryptfs_read_super(struct super_block *sb, const char *dev_name)
{
+ struct path path;
int rc;
- struct nameidata nd;
- struct dentry *lower_root;
- struct vfsmount *lower_mnt;
- memset(&nd, 0, sizeof(struct nameidata));
- rc = path_lookup(dev_name, LOOKUP_FOLLOW | LOOKUP_DIRECTORY, &nd);
+ rc = kern_path(dev_name, LOOKUP_FOLLOW | LOOKUP_DIRECTORY, &path);
if (rc) {
ecryptfs_printk(KERN_WARNING, "path_lookup() failed\n");
goto out;
}
- lower_root = nd.path.dentry;
- lower_mnt = nd.path.mnt;
- ecryptfs_set_superblock_lower(sb, lower_root->d_sb);
- sb->s_maxbytes = lower_root->d_sb->s_maxbytes;
- sb->s_blocksize = lower_root->d_sb->s_blocksize;
- ecryptfs_set_dentry_lower(sb->s_root, lower_root);
- ecryptfs_set_dentry_lower_mnt(sb->s_root, lower_mnt);
- rc = ecryptfs_interpose(lower_root, sb->s_root, sb, 0);
+ ecryptfs_set_superblock_lower(sb, path.dentry->d_sb);
+ sb->s_maxbytes = path.dentry->d_sb->s_maxbytes;
+ sb->s_blocksize = path.dentry->d_sb->s_blocksize;
+ ecryptfs_set_dentry_lower(sb->s_root, path.dentry);
+ ecryptfs_set_dentry_lower_mnt(sb->s_root, path.mnt);
+ rc = ecryptfs_interpose(path.dentry, sb->s_root, sb, 0);
if (rc)
goto out_free;
rc = 0;
goto out;
out_free:
- path_put(&nd.path);
+ path_put(&path);
out:
return rc;
}