e2fsck thinks that this:
# touch mnt/testfile1
# setfattr -n "user.test" mnt/testfile1
results in a filesystem with corruption:
Pass 1: Checking inodes, blocks, and sizes
Extended attribute in inode 12 has a value size (0) which is invalid
Clear? yes
but as far as I can tell, there is absolutely nothing wrong with
a 0-length value on an extended attribute. Just remove the check.
Reported-by: David Shaw <dshaw@jabberwocky.com>
Reported-by: Harald Reindl <h.reindl@thelounge.net>
Addresses-Red-Hat-Bugzilla: #557959
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
remain -= EXT2_EXT_ATTR_SIZE(entry->e_name_len);
/* check value size */
- if (entry->e_value_size == 0 || entry->e_value_size > remain) {
+ if (entry->e_value_size > remain) {
pctx->num = entry->e_value_size;
problem = PR_1_ATTR_VALUE_SIZE;
goto fix;