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| author | Jan Kara <jack@suse.cz> | 2014-10-30 17:53:17 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2014-10-30 17:53:17 +0300 |
| commit | 4f879ca687a5f2473b952937ce92c795a39019b4 (patch) | |
| tree | 82bc9483da48a41d56224a0236246543e8fd9b6d | |
| parent | 6050d47adcadbb53582434d919ed7f038d936712 (diff) | |
| download | linux-4f879ca687a5f2473b952937ce92c795a39019b4.tar.xz | |
ext4: bail early when clearing inode journal flag fails
When clearing inode journal flag, we call jbd2_journal_flush() to force
all the journalled data to their final locations. Currently we ignore
when this fails and continue clearing inode journal flag. This isn't a
big problem because when jbd2_journal_flush() fails, journal is likely
aborted anyway. But it can still lead to somewhat confusing results so
rather bail out early.
Coverity-id: 989044
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
| -rw-r--r-- | fs/ext4/inode.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index e9777f93cf05..3356ab5395f4 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -4959,7 +4959,12 @@ int ext4_change_inode_journal_flag(struct inode *inode, int val) if (val) ext4_set_inode_flag(inode, EXT4_INODE_JOURNAL_DATA); else { - jbd2_journal_flush(journal); + err = jbd2_journal_flush(journal); + if (err < 0) { + jbd2_journal_unlock_updates(journal); + ext4_inode_resume_unlocked_dio(inode); + return err; + } ext4_clear_inode_flag(inode, EXT4_INODE_JOURNAL_DATA); } ext4_set_aops(inode); |