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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /fs/ext4/ialloc.c
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'fs/ext4/ialloc.c')
-rw-r--r--fs/ext4/ialloc.c45
1 files changed, 20 insertions, 25 deletions
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 1eaa6cb96..173c1ae21 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -726,11 +726,25 @@ struct inode *__ext4_new_inode(handle_t *handle, struct inode *dir,
ext4_group_t i;
ext4_group_t flex_group;
struct ext4_group_info *grp;
+ int encrypt = 0;
/* Cannot create files in a deleted directory */
if (!dir || !dir->i_nlink)
return ERR_PTR(-EPERM);
+ if ((ext4_encrypted_inode(dir) ||
+ DUMMY_ENCRYPTION_ENABLED(EXT4_SB(dir->i_sb))) &&
+ (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode))) {
+ err = ext4_get_encryption_info(dir);
+ if (err)
+ return ERR_PTR(err);
+ if (ext4_encryption_info(dir) == NULL)
+ return ERR_PTR(-EPERM);
+ if (!handle)
+ nblocks += EXT4_DATA_TRANS_BLOCKS(dir->i_sb);
+ encrypt = 1;
+ }
+
sb = dir->i_sb;
ngroups = ext4_get_groups_count(sb);
trace_ext4_request_inode(dir, mode);
@@ -996,12 +1010,6 @@ got:
ei->i_block_group = group;
ei->i_last_alloc_group = ~0;
- /* If the directory encrypted, then we should encrypt the inode. */
- if ((S_ISDIR(mode) || S_ISREG(mode) || S_ISLNK(mode)) &&
- (ext4_encrypted_inode(dir) ||
- DUMMY_ENCRYPTION_ENABLED(sbi)))
- ext4_set_inode_flag(inode, EXT4_INODE_ENCRYPT);
-
ext4_set_inode_flags(inode);
if (IS_DIRSYNC(inode))
ext4_handle_sync(handle);
@@ -1034,28 +1042,9 @@ got:
ext4_set_inode_state(inode, EXT4_STATE_NEW);
ei->i_extra_isize = EXT4_SB(sb)->s_want_extra_isize;
-#ifdef CONFIG_EXT4_FS_ENCRYPTION
- if ((sbi->s_file_encryption_mode == EXT4_ENCRYPTION_MODE_INVALID) &&
- (sbi->s_dir_encryption_mode == EXT4_ENCRYPTION_MODE_INVALID)) {
- ei->i_inline_off = 0;
- if (EXT4_HAS_INCOMPAT_FEATURE(sb,
- EXT4_FEATURE_INCOMPAT_INLINE_DATA))
- ext4_set_inode_state(inode,
- EXT4_STATE_MAY_INLINE_DATA);
- } else {
- /* Inline data and encryption are incompatible
- * We turn off inline data since encryption is enabled */
- ei->i_inline_off = 1;
- if (EXT4_HAS_INCOMPAT_FEATURE(sb,
- EXT4_FEATURE_INCOMPAT_INLINE_DATA))
- ext4_clear_inode_state(inode,
- EXT4_STATE_MAY_INLINE_DATA);
- }
-#else
ei->i_inline_off = 0;
if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_INLINE_DATA))
ext4_set_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA);
-#endif
ret = inode;
err = dquot_alloc_inode(inode);
if (err)
@@ -1082,6 +1071,12 @@ got:
ei->i_datasync_tid = handle->h_transaction->t_tid;
}
+ if (encrypt) {
+ err = ext4_inherit_context(dir, inode);
+ if (err)
+ goto fail_free_drop;
+ }
+
err = ext4_mark_inode_dirty(handle, inode);
if (err) {
ext4_std_error(sb, err);