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-rw-r--r--fs/ecryptfs/main.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index cbd4e18adb20..a9dbd62518e6 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -208,7 +208,8 @@ enum { ecryptfs_opt_sig, ecryptfs_opt_ecryptfs_sig,
ecryptfs_opt_passthrough, ecryptfs_opt_xattr_metadata,
ecryptfs_opt_encrypted_view, ecryptfs_opt_fnek_sig,
ecryptfs_opt_fn_cipher, ecryptfs_opt_fn_cipher_key_bytes,
- ecryptfs_opt_unlink_sigs, ecryptfs_opt_err };
+ ecryptfs_opt_unlink_sigs, ecryptfs_opt_mount_auth_tok_only,
+ ecryptfs_opt_err };
static const match_table_t tokens = {
{ecryptfs_opt_sig, "sig=%s"},
@@ -223,6 +224,7 @@ static const match_table_t tokens = {
{ecryptfs_opt_fn_cipher, "ecryptfs_fn_cipher=%s"},
{ecryptfs_opt_fn_cipher_key_bytes, "ecryptfs_fn_key_bytes=%u"},
{ecryptfs_opt_unlink_sigs, "ecryptfs_unlink_sigs"},
+ {ecryptfs_opt_mount_auth_tok_only, "ecryptfs_mount_auth_tok_only"},
{ecryptfs_opt_err, NULL}
};
@@ -406,6 +408,10 @@ static int ecryptfs_parse_options(struct ecryptfs_sb_info *sbi, char *options)
case ecryptfs_opt_unlink_sigs:
mount_crypt_stat->flags |= ECRYPTFS_UNLINK_SIGS;
break;
+ case ecryptfs_opt_mount_auth_tok_only:
+ mount_crypt_stat->flags |=
+ ECRYPTFS_GLOBAL_MOUNT_AUTH_TOK_ONLY;
+ break;
case ecryptfs_opt_err:
default:
printk(KERN_WARNING
@@ -540,9 +546,8 @@ out:
* ecryptfs_interpose to perform most of the linking
* ecryptfs_interpose(): links the lower filesystem into ecryptfs (inode.c)
*/
-static int ecryptfs_get_sb(struct file_system_type *fs_type, int flags,
- const char *dev_name, void *raw_data,
- struct vfsmount *mnt)
+static struct dentry *ecryptfs_mount(struct file_system_type *fs_type, int flags,
+ const char *dev_name, void *raw_data)
{
struct super_block *s;
struct ecryptfs_sb_info *sbi;
@@ -607,8 +612,7 @@ static int ecryptfs_get_sb(struct file_system_type *fs_type, int flags,
err = "Reading sb failed";
goto out;
}
- simple_set_mnt(mnt, s);
- return 0;
+ return dget(s->s_root);
out:
if (sbi) {
@@ -616,7 +620,7 @@ out:
kmem_cache_free(ecryptfs_sb_info_cache, sbi);
}
printk(KERN_ERR "%s; rc = [%d]\n", err, rc);
- return rc;
+ return ERR_PTR(rc);
}
/**
@@ -639,7 +643,7 @@ static void ecryptfs_kill_block_super(struct super_block *sb)
static struct file_system_type ecryptfs_fs_type = {
.owner = THIS_MODULE,
.name = "ecryptfs",
- .get_sb = ecryptfs_get_sb,
+ .mount = ecryptfs_mount,
.kill_sb = ecryptfs_kill_block_super,
.fs_flags = 0
};