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>
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index b1ae4c7..4ffa715be 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1028,6 +1028,11 @@
}
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