f2fs: be aware of invalid filename length

Browse source

The filename length in dirent of may become zero-sized after random junk
data injection, once encounter such dirent, find_target_dentry or
f2fs_add_inline_entries will run into an infinite loop. So let f2fs being
aware of that to avoid deadloop.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

...

This commit is contained in:

Chao Yu 2016-04-27 22:22:20 +08:00 • committed by Jaegeuk Kim

parent ae9b9a9d3c

commit a4a13f582c

2 changed files with 11 additions and 17 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

14

fs/f2fs/dir.c

View file

14

fs/f2fs/inline.c

View file