[PATCH 01/20] dlmfs_file_write(): get rid of pointless access_ok()

From: Al Viro
Date: Sat May 09 2020 - 19:47:23 EST


From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

address passed only to copy_from_user()

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
fs/ocfs2/dlmfs/dlmfs.c | 3 ---
1 file changed, 3 deletions(-)

diff --git a/fs/ocfs2/dlmfs/dlmfs.c b/fs/ocfs2/dlmfs/dlmfs.c
index 1de77f1a600b..a06f19b67d3b 100644
--- a/fs/ocfs2/dlmfs/dlmfs.c
+++ b/fs/ocfs2/dlmfs/dlmfs.c
@@ -291,9 +291,6 @@ static ssize_t dlmfs_file_write(struct file *filp,
if (!count)
return 0;

- if (!access_ok(buf, count))
- return -EFAULT;
-
lvb_buf = kmalloc(count, GFP_NOFS);
if (!lvb_buf)
return -ENOMEM;
--
2.11.0