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ext4: add error checking to calls to ext4_handle_dirty_metadata()

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Call ext4_std_error() in various places when we can't bail out
cleanly, so the file system can be marked as in error.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o
2011-01-10 12:46:59 -05:00
parent ca6e909f9b
commit b40971426a
3 changed files with 89 additions and 28 deletions
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21
fs/ext4/inode.c
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@ -4185,6 +4185,7 @@ static int ext4_clear_blocks(handle_t *handle, struct inode *inode,
{
__le32 *p;
int flags = EXT4_FREE_BLOCKS_FORGET | EXT4_FREE_BLOCKS_VALIDATED;
int err;
if (S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode))
flags |= EXT4_FREE_BLOCKS_METADATA;
@ -4200,11 +4201,23 @@ static int ext4_clear_blocks(handle_t *handle, struct inode *inode,
if (try_to_extend_transaction(handle, inode)) {
if (bh) {
BUFFER_TRACE(bh, "call ext4_handle_dirty_metadata");
ext4_handle_dirty_metadata(handle, inode, bh);
err = ext4_handle_dirty_metadata(handle, inode, bh);
if (unlikely(err)) {
ext4_std_error(inode->i_sb, err);
return 1;
}
}
err = ext4_mark_inode_dirty(handle, inode);
if (unlikely(err)) {
ext4_std_error(inode->i_sb, err);
return 1;
}
err = ext4_truncate_restart_trans(handle, inode,
blocks_for_truncate(inode));
if (unlikely(err)) {
ext4_std_error(inode->i_sb, err);
return 1;
}
ext4_mark_inode_dirty(handle, inode);
ext4_truncate_restart_trans(handle, inode,
blocks_for_truncate(inode));
if (bh) {
BUFFER_TRACE(bh, "retaking write access");
ext4_journal_get_write_access(handle, bh);