[PATCH 4.9 056/107] smb3: dont request leases in symlink creation and query

From: Greg Kroah-Hartman
Date: Mon Sep 03 2018 - 13:06:26 EST


4.9-stable review patch. If anyone has any objections, please let me know.

------------------

From: Steve French <stfrench@xxxxxxxxxxxxx>

commit 22783155f4bf956c346a81624ec9258930a6fe06 upstream.

Fixes problem pointed out by Pavel in discussions about commit
729c0c9dd55204f0c9a823ac8a7bfa83d36c7e78

Signed-off-by: Pavel Shilovsky <pshilov@xxxxxxxxxxxxx>
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
Reviewed-by: Ronnie Sahlberg <lsahlber@xxxxxxxxxx>
CC: Stable <stable@xxxxxxxxxxxxxxx> # 3.18.x+
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
fs/cifs/link.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/fs/cifs/link.c
+++ b/fs/cifs/link.c
@@ -419,7 +419,7 @@ smb3_query_mf_symlink(unsigned int xid,
struct cifs_io_parms io_parms;
int buf_type = CIFS_NO_BUFFER;
__le16 *utf16_path;
- __u8 oplock = SMB2_OPLOCK_LEVEL_II;
+ __u8 oplock = SMB2_OPLOCK_LEVEL_NONE;
struct smb2_file_all_info *pfile_info = NULL;

oparms.tcon = tcon;
@@ -481,7 +481,7 @@ smb3_create_mf_symlink(unsigned int xid,
struct cifs_io_parms io_parms;
int create_options = CREATE_NOT_DIR;
__le16 *utf16_path;
- __u8 oplock = SMB2_OPLOCK_LEVEL_EXCLUSIVE;
+ __u8 oplock = SMB2_OPLOCK_LEVEL_NONE;
struct kvec iov[2];

if (backup_cred(cifs_sb))