udf: Init/maintain file entry checkpoint field

In accordance with ECMA 1.67 Part 4, 14.9.15, the checkpoint field
should be initialized to 1 at creation. (Zero is *not* a valid value.)

Signed-off-by: Steven P. Nickel <snickel@focusinfo.com>
Signed-off-by: Jan Kara <jack@suse.cz>

1 files changed, 4 insertions, 0 deletions

diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 7699df7b3198..91c6f2311f35 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1358,6 +1358,7 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
                 iinfo->i_unique = le64_to_cpu(fe->uniqueID);
                 iinfo->i_lenEAttr = le32_to_cpu(fe->lengthExtendedAttr);
                 iinfo->i_lenAlloc = le32_to_cpu(fe->lengthAllocDescs);
+                iinfo->i_checkpoint = le32_to_cpu(fe->checkpoint);
                 offset = sizeof(struct fileEntry) + iinfo->i_lenEAttr;
         } else {
                 inode->i_blocks = le64_to_cpu(efe->logicalBlocksRecorded) <<
@@ -1379,6 +1380,7 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
                 iinfo->i_unique = le64_to_cpu(efe->uniqueID);
                 iinfo->i_lenEAttr = le32_to_cpu(efe->lengthExtendedAttr);
                 iinfo->i_lenAlloc = le32_to_cpu(efe->lengthAllocDescs);
+                iinfo->i_checkpoint = le32_to_cpu(efe->checkpoint);
                 offset = sizeof(struct extendedFileEntry) +
                                                         iinfo->i_lenEAttr;
         }
@@ -1607,6 +1609,7 @@ static int udf_update_inode(struct inode *inode, int do_sync)
                 fe->uniqueID = cpu_to_le64(iinfo->i_unique);
                 fe->lengthExtendedAttr = cpu_to_le32(iinfo->i_lenEAttr);
                 fe->lengthAllocDescs = cpu_to_le32(iinfo->i_lenAlloc);
+                fe->checkpoint = cpu_to_le32(iinfo->i_checkpoint);
                 fe->descTag.tagIdent = cpu_to_le16(TAG_IDENT_FE);
                 crclen = sizeof(struct fileEntry);
         } else {
@@ -1646,6 +1649,7 @@ static int udf_update_inode(struct inode *inode, int do_sync)
                 efe->uniqueID = cpu_to_le64(iinfo->i_unique);
                 efe->lengthExtendedAttr = cpu_to_le32(iinfo->i_lenEAttr);
                 efe->lengthAllocDescs = cpu_to_le32(iinfo->i_lenAlloc);
+                efe->checkpoint = cpu_to_le32(iinfo->i_checkpoint);
                 efe->descTag.tagIdent = cpu_to_le16(TAG_IDENT_EFE);
                 crclen = sizeof(struct extendedFileEntry);
         }