diff options
| author | Jan Kara <jack@suse.cz> | 2013-06-01 01:37:56 +0200 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2013-06-01 01:37:56 +0200 |
| commit | e7293fd146846e2a44d29e0477e0860c60fb856b (patch) | |
| tree | 7216115993c95f6648bd58fdbae91527ffedbb18 /fs/debugfs | |
| parent | ext4: fix data offset overflow on 32-bit archs in ext4_inline_data_fiemap() (diff) | |
| download | linux-e7293fd146846e2a44d29e0477e0860c60fb856b.tar.xz linux-e7293fd146846e2a44d29e0477e0860c60fb856b.zip | |
ext4: fix overflows in SEEK_HOLE, SEEK_DATA implementations
ext4_lblk_t is just u32 so multiplying it by blocksize can easily
overflow for files larger than 4 GB. Fix that by properly typing the
block offsets before shifting.
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Zheng Liu <wenqing.lz@taobao.com>
Diffstat (limited to 'fs/debugfs')
0 files changed, 0 insertions, 0 deletions