diff options
| author | Tariq Saeed <tariq.x.saeed@oracle.com> | 2014-01-21 15:48:38 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-21 16:19:42 -0800 |
| commit | a2a3b39824e152ecf0e7357ccc7b9d6fd4b9fe7e (patch) | |
| tree | 95046c2f662bc40fe3237385dce585eca13e434e /fs/ocfs2 | |
| parent | 16eac4be46fdd19e4e0bcd06e77e947266d2cf35 (diff) | |
| download | linux-a2a3b39824e152ecf0e7357ccc7b9d6fd4b9fe7e.tar.bz2 | |
ocfs2: punch hole should return EINVAL if the length argument in ioctl is negative
An unreserve space ioctl OCFS2_IOC_UNRESVSP/64 should reject a negative
length.
Orabug:14789508
Signed-off-by: Tariq Saseed <tariq.x.saeed@oracle.com>
Signed-off-by: Srinivas Eeda <srinivas.eeda@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/ocfs2')
| -rw-r--r-- | fs/ocfs2/file.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 6fff128cad16..f42eecef6478 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -1869,7 +1869,8 @@ static int __ocfs2_change_file_space(struct file *file, struct inode *inode, } size = sr->l_start + sr->l_len; - if (cmd == OCFS2_IOC_RESVSP || cmd == OCFS2_IOC_RESVSP64) { + if (cmd == OCFS2_IOC_RESVSP || cmd == OCFS2_IOC_RESVSP64 || + cmd == OCFS2_IOC_UNRESVSP || cmd == OCFS2_IOC_UNRESVSP64) { if (sr->l_len <= 0) { ret = -EINVAL; goto out_inode_unlock; |