udf: Add handling of in-ICB files to udf_bmap()

Add detection of in-ICB files to udf_bmap() and return error in that
case. This will allow us o use single address_space_operations in UDF.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2023-01-24 12:16:38 +01:00
parent c694e40ba2
commit 907c6c2ffa

View File

@ -296,6 +296,10 @@ ssize_t udf_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
static sector_t udf_bmap(struct address_space *mapping, sector_t block)
{
struct udf_inode_info *iinfo = UDF_I(mapping->host);
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB)
return -EINVAL;
return generic_block_bmap(mapping, block, udf_get_block);
}