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authorTheodore Ts'o <tytso@mit.edu>2017-01-22 19:35:49 -0500
committerTheodore Ts'o <tytso@mit.edu>2017-01-22 19:35:49 -0500
commit01daf9452569fe2e69e27fe3e617b43d2ebb1e93 (patch)
tree8cdb4fcbb9c1f091fcc55c8a7b6d162dd2abae11 /fs/ext4/inline.c
parentb907f2d5194c2636623415d89cfb91d692af0629 (diff)
downloadlinux-stericsson-01daf9452569fe2e69e27fe3e617b43d2ebb1e93.tar.gz
ext4: propagate error values from ext4_inline_data_truncate()
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/inline.c')
-rw-r--r--fs/ext4/inline.c40
1 files changed, 23 insertions, 17 deletions
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 31f98dd04e51..338cfd862adb 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -1896,10 +1896,10 @@ out:
return error;
}
-void ext4_inline_data_truncate(struct inode *inode, int *has_inline)
+int ext4_inline_data_truncate(struct inode *inode, int *has_inline)
{
handle_t *handle;
- int inline_size, value_len, needed_blocks, no_expand;
+ int inline_size, value_len, needed_blocks, no_expand, err = 0;
size_t i_size;
void *value = NULL;
struct ext4_xattr_ibody_find is = {
@@ -1914,19 +1914,19 @@ void ext4_inline_data_truncate(struct inode *inode, int *has_inline)
needed_blocks = ext4_writepage_trans_blocks(inode);
handle = ext4_journal_start(inode, EXT4_HT_INODE, needed_blocks);
if (IS_ERR(handle))
- return;
+ return PTR_ERR(handle);
ext4_write_lock_xattr(inode, &no_expand);
if (!ext4_has_inline_data(inode)) {
*has_inline = 0;
ext4_journal_stop(handle);
- return;
+ return 0;
}
- if (ext4_orphan_add(handle, inode))
+ if ((err = ext4_orphan_add(handle, inode)) != 0)
goto out;
- if (ext4_get_inode_loc(inode, &is.iloc))
+ if ((err = ext4_get_inode_loc(inode, &is.iloc)) != 0)
goto out;
down_write(&EXT4_I(inode)->i_data_sem);
@@ -1937,24 +1937,29 @@ void ext4_inline_data_truncate(struct inode *inode, int *has_inline)
if (i_size < inline_size) {
/* Clear the content in the xattr space. */
if (inline_size > EXT4_MIN_INLINE_DATA_SIZE) {
- if (ext4_xattr_ibody_find(inode, &i, &is))
+ if ((err = ext4_xattr_ibody_find(inode, &i, &is)) != 0)
goto out_error;
BUG_ON(is.s.not_found);
value_len = le32_to_cpu(is.s.here->e_value_size);
value = kmalloc(value_len, GFP_NOFS);
- if (!value)
+ if (!value) {
+ err = -ENOMEM;
goto out_error;
+ }
- if (ext4_xattr_ibody_get(inode, i.name_index, i.name,
- value, value_len))
+ err = ext4_xattr_ibody_get(inode, i.name_index,
+ i.name, value, value_len);
+ if (err <= 0)
goto out_error;
i.value = value;
i.value_len = i_size > EXT4_MIN_INLINE_DATA_SIZE ?
i_size - EXT4_MIN_INLINE_DATA_SIZE : 0;
- if (ext4_xattr_ibody_inline_set(handle, inode, &i, &is))
+ err = ext4_xattr_ibody_inline_set(handle, inode,
+ &i, &is);
+ if (err)
goto out_error;
}
@@ -1979,13 +1984,14 @@ out:
if (inode->i_nlink)
ext4_orphan_del(handle, inode);
- inode->i_mtime = inode->i_ctime = current_time(inode);
- ext4_mark_inode_dirty(handle, inode);
- if (IS_SYNC(inode))
- ext4_handle_sync(handle);
-
+ if (err == 0) {
+ inode->i_mtime = inode->i_ctime = current_time(inode);
+ err = ext4_mark_inode_dirty(handle, inode);
+ if (IS_SYNC(inode))
+ ext4_handle_sync(handle);
+ }
ext4_journal_stop(handle);
- return;
+ return err;
}
int ext4_convert_inline_data(struct inode *inode)