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linux/fs/cifs
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Ronnie Sahlberg 8b6c58458e cifs: verify that tcon is valid before dereference in cifs_kill_sb 
On umount, cifs_sb->tlink_tree might contain entries that do not represent
a valid tcon.
Check the tcon for error before we dereference it.

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Cc: stable@vger.kernel.org
Reviewed-by: Shyam Prasad N <sprasad@microsoft.com>
Reported-by: Xiaoli Feng <xifeng@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2022-04-14 00:07:36 -05:00
..
asn1.c
cifs: decoding negTokenInit with generic ASN1 decoder
2021-06-20 21:28:17 -05:00
cifs_debug.c
smb3: cleanup and clarify status of tree connections
2022-03-28 17:07:30 -05:00
cifs_debug.h
cifs: use SPDX-Licence-Identifier
2021-06-20 21:28:17 -05:00
cifs_dfs_ref.c
cifs: support nested dfs links over reconnect
2021-11-10 16:30:13 -06:00
cifs_fs_sb.h
cifs: support nested dfs links over reconnect
2021-11-10 16:30:13 -06:00
cifs_ioctl.h
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
cifs_spnego_negtokeninit.asn1
cifs: decoding negTokenInit with generic ASN1 decoder
2021-06-20 21:28:17 -05:00
cifs_spnego.c
cifs: use the chans_need_reconnect bitmap for reconnect status
2022-01-02 20:38:46 -06:00
cifs_spnego.h
cifs: use the chans_need_reconnect bitmap for reconnect status
2022-01-02 20:38:46 -06:00
cifs_swn.c
cifs: use a different reconnect helper for non-cifsd threads
2022-03-18 23:12:03 -05:00
cifs_swn.h
cifs: simplify SWN code with dummy funcs instead of ifdefs
2021-04-25 16:28:22 -05:00
cifs_unicode.c
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
cifs_unicode.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
cifs_uniupr.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
cifsacl.c
cifs: modefromsids must add an ACE for authenticated users
2022-02-14 09:55:51 -06:00
cifsacl.h
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
cifsencrypt.c
cifs: take cifs_tcp_ses_lock for status checks
2022-01-07 20:07:07 -06:00
cifsfs.c
cifs: verify that tcon is valid before dereference in cifs_kill_sb
2022-04-14 00:07:36 -05:00
cifsfs.h
cifs: update internal module number
2022-04-04 22:40:14 -05:00
cifsglob.h
14 fixes to cifs client and to smbfs_common code
2022-04-01 14:31:57 -07:00
cifspdu.h
smb3: move defines for query info and query fsinfo to smbfs_common
2022-03-26 23:09:51 -05:00
cifsproto.h
cifs: use a different reconnect helper for non-cifsd threads
2022-03-18 23:12:03 -05:00
cifsroot.c
cifs: Standardize logging output
2020-06-01 00:10:18 -05:00
cifssmb.c
14 fixes to cifs client and to smbfs_common code
2022-04-01 14:31:57 -07:00
connect.c
cifs: Split the smb3_add_credits tracepoint
2022-04-08 21:25:38 -05:00
dfs_cache.c
cifs: use a different reconnect helper for non-cifsd threads
2022-03-18 23:12:03 -05:00
dfs_cache.h
cifs: support share failover when remounting
2021-07-22 11:43:23 -05:00
dir.c
cifs: Support fscache indexing rewrite
2022-01-19 11:21:08 -06:00
dns_resolve.c
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
dns_resolve.h
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
export.c
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
file.c
14 fixes to cifs client and to smbfs_common code
2022-04-01 14:31:57 -07:00
fs_context.c
smb3: fix snapshot mount option
2022-02-13 14:56:16 -06:00
fs_context.h
cifs: send workstation name during ntlmssp session setup
2021-11-08 13:07:56 -06:00
fscache.c
netfs: Add a netfs inode context
2022-03-18 09:29:05 +00:00
fscache.h
netfs: Add a netfs inode context
2022-03-18 09:29:05 +00:00
inode.c
fs: Remove ->readpages address space operation
2022-04-01 13:45:33 -04:00
ioctl.c
cifs: fix incorrect kernel doc comments
2021-09-13 18:29:46 -05:00
Kconfig
cifs: Support fscache indexing rewrite
2022-01-19 11:21:08 -06:00
link.c
cifs: potential buffer overflow in handling symlinks
2022-04-13 12:00:49 -05:00
Makefile
cifs: Support fscache indexing rewrite
2022-01-19 11:21:08 -06:00
misc.c
smb3: cleanup and clarify status of tree connections
2022-03-28 17:07:30 -05:00
netlink.c
cifs: Constify static struct genl_ops
2021-06-20 21:28:16 -05:00
netlink.h
cifs: Register generic netlink family
2020-12-14 09:16:22 -06:00
netmisc.c
cifs: fix potential race with cifsd thread
2022-04-04 12:01:22 -05:00
nterr.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61
2019-05-24 17:36:45 +02:00
nterr.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61
2019-05-24 17:36:45 +02:00
ntlmssp.h
treewide: Replace zero-length arrays with flexible-array members
2022-02-17 07:00:39 -06:00
readdir.c
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
rfc1002pdu.h
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
sess.c
cifs: fix confusing unneeded warning message on smb2.1 and earlier
2022-02-16 17:16:49 -06:00
smb1ops.c
cifs: use a different reconnect helper for non-cifsd threads
2022-03-18 23:12:03 -05:00
smb2file.c
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
smb2glob.h
smb3: move defines for ioctl protocol header and SMB2 sizes to smbfs_common
2022-03-26 23:09:20 -05:00
smb2inode.c
cifs: for compound requests, use open handle if possible
2021-11-10 11:05:20 -06:00
smb2maperror.c
cifs: Create a new shared file holding smb2 pdu definitions
2021-11-05 09:50:57 -05:00
smb2misc.c
cifs: remove check of list iterator against head past the loop body
2022-04-04 12:01:22 -05:00
smb2ops.c
cifs: Split the smb3_add_credits tracepoint
2022-04-08 21:25:38 -05:00
smb2pdu.c
smb3: cleanup and clarify status of tree connections
2022-03-28 17:07:30 -05:00
smb2pdu.h
smb3: fix ksmbd bigendian bug in oplock break, and move its struct to smbfs_common
2022-03-31 09:38:53 -05:00
smb2proto.h
cifs: convert the path to utf16 in smb2_query_info_compound
2022-03-23 15:17:22 -05:00
smb2status.h
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
smb2transport.c
cifs: protect all accesses to chan_* with chan_lock
2022-01-19 11:10:54 -06:00
smbdirect.c
smbdirect: missing rc checks while waiting for rdma events
2021-06-22 12:08:32 -05:00
smbdirect.h
cifs: smbd: Do not schedule work to send immediate packet on every receive
2020-04-07 12:41:16 -05:00
smbencrypt.c
cifs: rename cifs_common to smbfs_common
2021-09-08 23:59:26 -05:00
smberr.h
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
trace.c
smb3: Cleanup license mess
2019-01-24 09:37:33 -06:00
trace.h
cifs: Split the smb3_add_credits tracepoint
2022-04-08 21:25:38 -05:00
transport.c
cifs: Split the smb3_add_credits tracepoint
2022-04-08 21:25:38 -05:00
unc.c
cifs: don't cargo-cult strndup()
2021-04-25 16:28:23 -05:00
winucase.c
cifs: remove pathname for file from SPDX header
2021-09-13 14:51:10 -05:00
xattr.c
cifs: fix set of group SID via NTSD xattrs
2022-02-13 14:56:34 -06:00