diff options
| author | Younger Liu <younger.liu@huawei.com> | 2013-11-12 15:07:05 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-13 12:09:02 +0900 |
| commit | bfbca926d67c9bf3212d1077c6afd48d2995a285 (patch) | |
| tree | 84b4717ceef6ab721d527e6a8706b9bd02eeda51 /fs | |
| parent | 8abaae8d85d4e1de0fcc81b733ba04a5d318ba7a (diff) | |
| download | lwn-bfbca926d67c9bf3212d1077c6afd48d2995a285.tar.gz lwn-bfbca926d67c9bf3212d1077c6afd48d2995a285.zip | |
ocfs2: add missing errno in ocfs2_ioctl_move_extents()
If the file is not regular or writeable, it should return errno(EPERM).
This patch is based on 85a258b70d ("ocfs2: fix error handling in
ocfs2_ioctl_move_extents()").
Signed-off-by: Younger Liu <younger.liu@huawei.com>
Signed-off-by: Jie Liu <jeff.liu@oracle.com>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Jie Liu <jeff.liu@oracle.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Mark Fasheh <mfasheh@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ocfs2/move_extents.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/ocfs2/move_extents.c b/fs/ocfs2/move_extents.c index 445678d9163c..631a98213474 100644 --- a/fs/ocfs2/move_extents.c +++ b/fs/ocfs2/move_extents.c @@ -1066,8 +1066,10 @@ int ocfs2_ioctl_move_extents(struct file *filp, void __user *argp) if (status) return status; - if ((!S_ISREG(inode->i_mode)) || !(filp->f_mode & FMODE_WRITE)) + if ((!S_ISREG(inode->i_mode)) || !(filp->f_mode & FMODE_WRITE)) { + status = -EPERM; goto out_drop; + } if (inode->i_flags & (S_IMMUTABLE|S_APPEND)) { status = -EPERM; @@ -1089,8 +1091,10 @@ int ocfs2_ioctl_move_extents(struct file *filp, void __user *argp) goto out_free; } - if (range.me_start > i_size_read(inode)) + if (range.me_start > i_size_read(inode)) { + status = -EINVAL; goto out_free; + } if (range.me_start + range.me_len > i_size_read(inode)) range.me_len = i_size_read(inode) - range.me_start; |