This is a note to let you know that I've just added the patch titled
SMB3: Fix oops when creating symlinks on smb3
to the 3.16-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
smb3-fix-oops-when-creating-symlinks-on-smb3.patch
and it can be found in the queue-3.16 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From da80659d4aa758dc6935b10ec64513f0b67bc969 Mon Sep 17 00:00:00 2001
From: Steve French <smfrench@xxxxxxxxx>
Date: Sun, 14 Sep 2014 23:27:09 -0500
Subject: SMB3: Fix oops when creating symlinks on smb3
From: Steve French <smfrench@xxxxxxxxx>
commit da80659d4aa758dc6935b10ec64513f0b67bc969 upstream.
We were not checking for symlink support properly for SMB2/SMB3
mounts so could oops when mounted with mfsymlinks when try
to create symlink when mfsymlinks on smb2/smb3 mounts
Signed-off-by: Steve French <smfrench@xxxxxxxxx>
CC: Sachin Prabhu <sprabhu@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/cifs/link.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
--- a/fs/cifs/link.c
+++ b/fs/cifs/link.c
@@ -213,8 +213,12 @@ create_mf_symlink(const unsigned int xid
if (rc)
goto out;
- rc = tcon->ses->server->ops->create_mf_symlink(xid, tcon, cifs_sb,
- fromName, buf, &bytes_written);
+ if (tcon->ses->server->ops->create_mf_symlink)
+ rc = tcon->ses->server->ops->create_mf_symlink(xid, tcon,
+ cifs_sb, fromName, buf, &bytes_written);
+ else
+ rc = -EOPNOTSUPP;
+
if (rc)
goto out;
Patches currently in stable-queue which might be from smfrench@xxxxxxxxx are
queue-3.16/smb3-fix-oops-when-creating-symlinks-on-smb3.patch
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