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Paul Aurich e486f8397f cifs: Return correct error code from smb2_get_enc_key 
commit 83728cbf366e334301091d5b808add468ab46b27 upstream.

Avoid a warning if the error percolates back up:

[440700.376476] CIFS VFS: \\otters.example.com crypt_message: Could not get encryption key
[440700.386947] ------------[ cut here ]------------
[440700.386948] err = 1
[440700.386977] WARNING: CPU: 11 PID: 2733 at /build/linux-hwe-5.4-p6lk6L/linux-hwe-5.4-5.4.0/lib/errseq.c:74 errseq_set+0x5c/0x70
...
[440700.397304] CPU: 11 PID: 2733 Comm: tar Tainted: G           OE     5.4.0-70-generic #78~18.04.1-Ubuntu
...
[440700.397334] Call Trace:
[440700.397346]  __filemap_set_wb_err+0x1a/0x70
[440700.397419]  cifs_writepages+0x9c7/0xb30 [cifs]
[440700.397426]  do_writepages+0x4b/0xe0
[440700.397444]  __filemap_fdatawrite_range+0xcb/0x100
[440700.397455]  filemap_write_and_wait+0x42/0xa0
[440700.397486]  cifs_setattr+0x68b/0xf30 [cifs]
[440700.397493]  notify_change+0x358/0x4a0
[440700.397500]  utimes_common+0xe9/0x1c0
[440700.397510]  do_utimes+0xc5/0x150
[440700.397520]  __x64_sys_utimensat+0x88/0xd0

Fixes: 61cfac6f267d ("CIFS: Fix possible use after free in demultiplex thread")
Signed-off-by: Paul Aurich <paul@darkrain42.org>
CC: stable@vger.kernel.org
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-05-22 10:59:14 +02:00
..
asn1.c
cifs: remove bogus debug code
2020-10-29 09:54:59 +01:00
cache.c
cifs: use 64-bit timestamps for fscache
2018-08-07 14:15:41 -05:00
cifs_debug.c
cifs: Don't display RDMA transport on reconnect
2019-12-21 10:57:33 +01:00
cifs_debug.h
cifs: add server argument to the dump_detail method
2018-05-27 17:56:35 -05:00
cifs_dfs_ref.c
cifs: use correct format characters
2019-04-05 22:32:59 +02:00
cifs_fs_sb.h
cifs: Properly handle auto disabling of serverino option
2019-09-16 08:22:17 +02:00
cifs_ioctl.h
…
cifs_spnego.c
smb3: on kerberos mount if server doesn't specify auth type use krb5
2018-11-13 11:08:48 -08:00
cifs_spnego.h
…
cifs_unicode.c
Convert trailing spaces and periods in path components
2020-11-18 19:18:53 +01:00
cifs_unicode.h
[SMB3] Remove ifdef since SMB3 (and later) now STRONGLY preferred
2017-07-08 18:57:07 -05:00
cifs_uniupr.h
…
cifsacl.c
cifs: Fix mode output in debugging statements
2020-03-05 16:42:15 +01:00
cifsacl.h
cifs: For SMB2 security informaion query, check for minimum sized security descriptor instead of sizeof FileAllInformation class
2018-06-04 19:19:24 -05:00
cifsencrypt.c
cifs: Make sure all data pages are signed correctly
2018-08-07 14:15:41 -05:00
cifsfs.c
cifs: return proper error code in statfs(2)
2021-03-17 16:43:43 +01:00
cifsfs.h
cifs: update internal module version number for cifs.ko to 2.12
2018-08-23 15:11:10 -05:00
cifsglob.h
CIFS: Properly process SMB3 lease breaks
2020-10-01 13:14:29 +02:00
cifspdu.h
CIFS: move DFS response parsing out of SMB1 code
2017-03-01 22:26:10 -06:00
cifsproto.h
cifs: Fix cifsInodeInfo lock_sem deadlock when reconnect occurs
2019-11-10 11:27:34 +01:00
cifssmb.c
cifs: fix leaked reference on requeued write
2020-05-20 08:18:49 +02:00
connect.c
Revert "cifs: Set CIFS_MOUNT_USE_PREFIX_PATH flag on setting cifs_sb->prepath."
2021-04-14 08:22:37 +02:00
dir.c
cifs: report error instead of invalid when revalidating a dentry fails
2021-02-10 09:21:07 +01:00
dns_resolve.c
…
dns_resolve.h
…
export.c
…
file.c
cifs: revalidate mapping when we open files for SMB1 POSIX
2021-04-10 13:21:19 +02:00
fscache.c
cifs: use 64-bit timestamps for fscache
2018-08-07 14:15:41 -05:00
fscache.h
cifs: use 64-bit timestamps for fscache
2018-08-07 14:15:41 -05:00
inode.c
cifs: handle -EINTR in cifs_setattr
2020-11-05 11:08:44 +01:00
ioctl.c
[SMB3] Remove ifdef since SMB3 (and later) now STRONGLY preferred
2017-07-08 18:57:07 -05:00
Kconfig
cifs: In Kconfig CONFIG_CIFS_POSIX needs depends on legacy (insecure cifs)
2018-12-21 14:15:23 +01:00
link.c
smb3: don't request leases in symlink creation and query
2018-08-07 14:15:57 -05:00
Makefile
smb3: Add ftrace tracepoints for improved SMB3 debugging
2018-05-27 17:56:35 -05:00
misc.c
CIFS: Properly process SMB3 lease breaks
2020-10-01 13:14:29 +02:00
netmisc.c
fs: cifs: mute -Wunused-const-variable message
2019-11-06 13:05:51 +01:00
nterr.c
…
nterr.h
…
ntlmssp.h
…
readdir.c
cifs: check ntwrk_buf_start for NULL before dereferencing it
2019-02-12 19:47:17 +01:00
rfc1002pdu.h
…
sess.c
cifs: check kmalloc before use
2018-08-23 15:10:49 -05:00
smb1ops.c
CIFS: Properly process SMB3 lease breaks
2020-10-01 13:14:29 +02:00
smb2file.c
cifs: Adjust indentation in smb2_open_file
2020-01-17 19:47:01 +01:00
smb2glob.h
cifs: remove struct smb2_hdr
2018-06-01 09:14:30 -05:00
smb2inode.c
smb3: Do not send SMB3 SET_INFO if nothing changed
2018-08-07 14:30:59 -05:00
smb2maperror.c
SMB3: retry on STATUS_INSUFFICIENT_RESOURCES instead of failing write
2019-06-25 11:36:01 +08:00
smb2misc.c
cifs: Silently ignore unknown oplock break handle
2021-04-10 13:21:19 +02:00
smb2ops.c
cifs: Return correct error code from smb2_get_enc_key
2021-05-22 10:59:14 +02:00
smb2pdu.c
SMB3.1.1: do not log warning message if server doesn't populate salt
2020-12-30 11:26:13 +01:00
smb2pdu.h
smb3: Fix out-of-bounds bug in SMB2_negotiate()
2021-02-10 09:21:07 +01:00
smb2proto.h
CIFS: Close open handle after interrupted close
2019-12-21 10:57:35 +01:00
smb2status.h
…
smb2transport.c
CIFS: Do not skip SMB2 message IDs on send failures
2019-03-23 20:09:56 +01:00
smbdirect.c
cifs: smbd: Return -EINVAL when the number of iovs exceeds SMBDIRECT_MAX_SGE
2019-12-21 10:57:32 +01:00
smbdirect.h
cifs: smbd: take an array of reqeusts when sending upper layer data
2019-09-16 08:22:13 +02:00
smbencrypt.c
CIFS: refactor crypto shash/sdesc allocation&free
2018-04-01 20:24:39 -05:00
smberr.h
…
smbfsctl.h
…
trace.c
smb3: Add ftrace tracepoints for improved SMB3 debugging
2018-05-27 17:56:35 -05:00
trace.h
smb3: add tracepoint for slow responses
2018-08-07 14:28:01 -05:00
transport.c
cifs: Fix preauth hash corruption
2021-03-24 11:07:39 +01:00
winucase.c
…
xattr.c
CIFS: fix max ea value size
2019-10-05 13:10:12 +02:00