Message ID | 1305539183-7181-1-git-send-email-jack@suse.cz |
---|---|
State | Superseded, archived |
Headers | show |
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index a86e693..2a4a9b2 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -4652,6 +4652,8 @@ static int ext4_quota_off(struct super_block *sb, int type) if (test_opt(sb, DELALLOC)) sync_filesystem(sb); + if (!inode) + goto out; /* Update modification times of quota files when userspace can * start looking at them */ handle = ext4_journal_start(inode, 1);
When quota is not enabled when ext4_quota_off() is called, we must not dereference quota file inode since it is NULL. Check properly for this. This is a regression caused by commit 21f976975cbecbdaf23ceeacc1cab2b1c05a028e. Debugged-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Jan Kara <jack@suse.cz> --- fs/ext4/super.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)