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| author |   Mark Fasheh <mark.fasheh@oracle.com> | 2007-07-20 12:02:14 -0700 |
|---|---|---|
| committer | Mark Fasheh <mark.fasheh@oracle.com> | 2007-08-09 17:25:38 -0700 |
| commit | ce76fd30ce98cdaeb38dca0dfbb3fa6d2801c5ce (patch) | |
| tree | b204814a30df3e5ef5f21032ee8fb3639249b99a /fs/ocfs2 | |
| parent | ocfs2: Fix some casting errors related to file writes (diff) | |
| download | linux-dev-ce76fd30ce98cdaeb38dca0dfbb3fa6d2801c5ce.tar.xz linux-dev-ce76fd30ce98cdaeb38dca0dfbb3fa6d2801c5ce.zip | |
ocfs2: check ia_size limits in setattr
We have to manually check the requested truncate size as the check in
vmtruncate() comes too late for Ocfs2.
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs/ocfs2')
| -rw-r--r-- | fs/ocfs2/file.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index b1ae4c754157..4ffa715be09c 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -1028,6 +1028,11 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr) } if (size_change && attr->ia_size != i_size_read(inode)) { + if (attr->ia_size > sb->s_maxbytes) { + status = -EFBIG; + goto bail_unlock; + } + if (i_size_read(inode) > attr->ia_size) status = ocfs2_truncate_file(inode, bh, attr->ia_size); else |