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Zhang Xiaoxu 30b2d7f8f1 cifs: Fix memory leak when build ntlmssp negotiate blob failed 
There is a memory leak when mount cifs:
  unreferenced object 0xffff888166059600 (size 448):
    comm "mount.cifs", pid 51391, jiffies 4295596373 (age 330.596s)
    hex dump (first 32 bytes):
      fe 53 4d 42 40 00 00 00 00 00 00 00 01 00 82 00  .SMB@...........
      00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    backtrace:
      [<0000000060609a61>] mempool_alloc+0xe1/0x260
      [<00000000adfa6c63>] cifs_small_buf_get+0x24/0x60
      [<00000000ebb404c7>] __smb2_plain_req_init+0x32/0x460
      [<00000000bcf875b4>] SMB2_sess_alloc_buffer+0xa4/0x3f0
      [<00000000753a2987>] SMB2_sess_auth_rawntlmssp_negotiate+0xf5/0x480
      [<00000000f0c1f4f9>] SMB2_sess_setup+0x253/0x410
      [<00000000a8b83303>] cifs_setup_session+0x18f/0x4c0
      [<00000000854bd16d>] cifs_get_smb_ses+0xae7/0x13c0
      [<000000006cbc43d9>] mount_get_conns+0x7a/0x730
      [<000000005922d816>] cifs_mount+0x103/0xd10
      [<00000000e33def3b>] cifs_smb3_do_mount+0x1dd/0xc90
      [<0000000078034979>] smb3_get_tree+0x1d5/0x300
      [<000000004371f980>] vfs_get_tree+0x41/0xf0
      [<00000000b670d8a7>] path_mount+0x9b3/0xdd0
      [<000000005e839a7d>] __x64_sys_mount+0x190/0x1d0
      [<000000009404c3b9>] do_syscall_64+0x35/0x80

When build ntlmssp negotiate blob failed, the session setup request
should be freed.

Fixes: 49bd49f983b5 ("cifs: send workstation name during ntlmssp session setup")
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Reviewed-by: Shyam Prasad N <sprasad@microsoft.com>
Signed-off-by: Zhang Xiaoxu <zhangxiaoxu5@huawei.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
2022-10-18 11:33:43 -05:00
..
9p
9p: Fix some kernel-doc comments
2022-07-02 18:52:21 +09:00
adfs
fs: Convert block_read_full_page() to block_read_full_folio()
2022-05-09 16:21:44 -04:00
affs
affs: move from strlcpy with unused retval to strscpy
2022-08-19 13:03:10 +02:00
afs
struct file-related stuff
2022-10-06 17:13:18 -07:00
autofs
autofs: remove unused ino field inode
2022-07-17 17:31:42 -07:00
befs
befs: Convert befs_symlink_read_folio() to use a folio
2022-08-02 12:34:03 -04:00
bfs
fs: Convert block_read_full_page() to block_read_full_folio()
2022-05-09 16:21:44 -04:00
btrfs
tmpfile API change
2022-10-10 19:45:17 -07:00
cachefiles
cachefiles: use vfs_tmpfile_open() helper
2022-09-24 07:00:00 +02:00
ceph
Random number generator fixes for Linux 6.1-rc1.
2022-10-16 15:27:07 -07:00
cifs
cifs: Fix memory leak when build ntlmssp negotiate blob failed
2022-10-18 11:33:43 -05:00
coda
coda: Convert coda_symlink_filler() to use a folio
2022-08-02 12:34:03 -04:00
configfs
…
cramfs
cramfs: read_mapping_page() is synchronous
2022-08-02 12:34:02 -04:00
crypto
STATX_DIOALIGN for 6.1
2022-10-03 20:33:41 -07:00
debugfs
debugfs: use DEFINE_SHOW_ATTRIBUTE to define debugfs_regset32_fops
2022-09-24 15:00:48 +02:00
devpts
…
dlm
Networking changes for 6.1.
2022-10-04 13:38:03 -07:00
ecryptfs
whack-a-mole: constifying struct path *
2022-10-06 17:31:02 -07:00
efivarfs
efi: vars: Move efivar caching layer into efivarfs
2022-06-24 20:40:19 +02:00
efs
efs: Convert efs symlinks to read_folio
2022-05-09 16:21:45 -04:00
erofs
for-6.1/block-2022-10-03
2022-10-07 09:19:14 -07:00
exfat
treewide: use get_random_u32() when possible
2022-10-11 17:42:58 -06:00
exportfs
Change calling conventions for filldir_t
2022-08-17 17:25:04 -04:00
ext2
treewide: use prandom_u32_max() when possible, part 2
2022-10-11 17:42:58 -06:00
ext4
Random number generator fixes for Linux 6.1-rc1.
2022-10-16 15:27:07 -07:00
f2fs
Random number generator fixes for Linux 6.1-rc1.
2022-10-16 15:27:07 -07:00
fat
treewide: use get_random_u32() when possible
2022-10-11 17:42:58 -06:00
freevxfs
freevxfs: Convert vxfs_immed_read_folio() to use a folio
2022-08-02 12:34:03 -04:00
fscache
fscache: add tracepoint when failing cookie
2022-08-09 14:13:59 +01:00
fuse
tmpfile API change
2022-10-10 19:45:17 -07:00
gfs2
gfs2 debugfs improvements
2022-10-10 20:13:22 -07:00
hfs
hfs: replace kmap() with kmap_local_page() in btree.c
2022-09-11 21:55:09 -07:00
hfsplus
hfsplus: convert kmap() to kmap_local_page() in btree.c
2022-09-11 21:55:05 -07:00
hostfs
hostfs: move from strlcpy with unused retval to strscpy
2022-09-19 22:46:25 +02:00
hpfs
hpfs: Convert symlinks to read_folio
2022-05-09 16:21:45 -04:00
hugetlbfs
tmpfile API change
2022-10-10 19:45:17 -07:00
iomap
iomap: add a tracepoint for mappings returned by map_blocks
2022-10-02 11:42:19 -07:00
isofs
- hfs and hfsplus kmap API modernization from Fabio Francesco
2022-10-12 11:00:22 -07:00
jbd2
- Yu Zhao's Multi-Gen LRU patches are here. They've been under test in
2022-10-10 17:53:04 -07:00
jffs2
mtd: always initialize 'stats' in struct mtd_oob_ops
2022-09-21 10:38:07 +02:00
jfs
Folio changes for 6.0
2022-08-03 10:35:43 -07:00
kernfs
kernfs: fix use-after-free in __kernfs_remove
2022-09-24 13:52:27 +02:00
ksmbd
24 ksmbd server fixes
2022-10-07 08:19:26 -07:00
lockd
SUNRPC: Parametrize how much of argsize should be zeroed
2022-09-26 14:02:42 -04:00
minix
vfs: open inside ->tmpfile()
2022-09-24 07:00:00 +02:00
netfs
netfs: do not unlock and put the folio twice
2022-07-14 10:10:12 +02:00
nfs
NFS Client Updates for Linux 6.1
2022-10-13 09:58:42 -07:00
nfs_common
…
nfsd
treewide: use get_random_u32() when possible
2022-10-11 17:42:58 -06:00
nilfs2
Five hotfixes - three for nilfs2, two for MM. For are cc:stable, one is
2022-10-12 11:16:58 -07:00
nls
…
notify
Merge tag 'fsnotify-for_v6.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs
2022-10-07 08:28:50 -07:00
ntfs
- hfs and hfsplus kmap API modernization from Fabio Francesco
2022-10-12 11:00:22 -07:00
ntfs3
treewide: use get_random_u32() when possible
2022-10-11 17:42:58 -06:00
ocfs2
- hfs and hfsplus kmap API modernization from Fabio Francesco
2022-10-12 11:00:22 -07:00
omfs
fs: Convert block_read_full_page() to block_read_full_folio()
2022-05-09 16:21:44 -04:00
openpromfs
…
orangefs
Orangefs: change iterate to iterate_shared
2022-10-13 09:56:14 -07:00
overlayfs
tmpfile API change
2022-10-10 19:45:17 -07:00
proc
- hfs and hfsplus kmap API modernization from Fabio Francesco
2022-10-12 11:00:22 -07:00
pstore
Revert "pstore: migrate to crypto acomp interface"
2022-09-30 08:16:06 -07:00
qnx4
fs: Convert block_read_full_page() to block_read_full_folio()
2022-05-09 16:21:44 -04:00
qnx6
fs/qnx6: delete unnecessary checks before brelse()
2022-09-11 21:55:07 -07:00
quota
quota: Add more checking after reading from quota file
2022-09-29 15:37:30 +02:00
ramfs
tmpfile API change
2022-10-10 19:45:17 -07:00
reiserfs
- hfs and hfsplus kmap API modernization from Fabio Francesco
2022-10-12 11:00:22 -07:00
romfs
romfs: Convert romfs to read_folio
2022-05-09 16:21:46 -04:00
smbfs_common
smb3: define missing create contexts
2022-10-05 01:55:27 -05:00
squashfs
squashfs: don't call kmalloc in decompressors
2022-08-28 14:02:45 -07:00
sysfs
kobject: kobj_type: remove default_attrs
2022-04-05 15:39:19 +02:00
sysv
Not a lot of material this cycle. Many singleton patches against various
2022-05-27 11:22:03 -07:00
tracefs
tracefs: Only clobber mode/uid/gid on remount if asked
2022-09-08 17:10:54 -04:00
ubifs
Random number generator fixes for Linux 6.1-rc1.
2022-10-16 15:27:07 -07:00
udf
tmpfile API change
2022-10-10 19:45:17 -07:00
ufs
ufs: replace ll_rw_block()
2022-09-11 20:26:07 -07:00
unicode
…
vboxsf
vboxsf: Convert vboxsf to read_folio
2022-05-09 16:21:46 -04:00
verity
for-6.1-tag
2022-10-06 17:36:48 -07:00
xfs
treewide: use get_random_u32() when possible
2022-10-11 17:42:58 -06:00
zonefs
New code for 6.0:
2022-08-11 13:11:49 -07:00
aio.c
aio: use atomic_try_cmpxchg in __get_reqs_available
2022-09-11 21:55:08 -07:00
anon_inodes.c
dynamic_dname(): drop unused dentry argument
2022-08-20 11:34:04 -04:00
attr.c
vfs: Check the truncate maximum size in inode_newsize_ok()
2022-08-08 10:39:29 -07:00
bad_inode.c
vfs: open inside ->tmpfile()
2022-09-24 07:00:00 +02:00
binfmt_elf_fdpic.c
…
binfmt_elf_test.c
…
binfmt_elf.c
revert "fs/binfmt_elf: use PT_LOAD p_align values for static PIE"
2022-04-15 14:49:56 -07:00
binfmt_flat.c
binfmt_flat: Remove shared library support
2022-04-22 10:57:18 -07:00
binfmt_misc.c
…
binfmt_script.c
…
buffer.c
- hfs and hfsplus kmap API modernization from Fabio Francesco
2022-10-12 11:00:22 -07:00
char_dev.c
…
compat_binfmt_elf.c
…
coredump.c
- Yu Zhao's Multi-Gen LRU patches are here. They've been under test in
2022-10-10 17:53:04 -07:00
d_path.c
d_path.c: typo fix...
2022-08-20 11:34:33 -04:00
dax.c
Merge branch 'for-6.0/dax' into libnvdimm-fixes
2022-09-24 18:14:12 -07:00
dcache.c
tmpfile API change
2022-10-10 19:45:17 -07:00
direct-io.c
block: remove PSI accounting from the bio layer
2022-09-20 08:24:38 -06:00
drop_caches.c
…
eventfd.c
eventfd: guard wake_up in eventfd fs calls as well
2022-09-21 10:30:42 -06:00
eventpoll.c
epoll: use try_cmpxchg in list_add_tail_lockless
2022-09-11 21:55:07 -07:00
exec.c
- Yu Zhao's Multi-Gen LRU patches are here. They've been under test in
2022-10-10 17:53:04 -07:00
fcntl.c
keep iocb_flags() result cached in struct file
2022-06-10 16:10:23 -04:00
fhandle.c
do_sys_name_to_handle(): constify path
2022-09-01 17:36:39 -04:00
file_table.c
locks: fix TOCTOU race when granting write lease
2022-08-16 10:59:54 -04:00
file.c
gfs2: Add glockfd debugfs file
2022-06-29 13:07:16 +02:00
filesystems.c
…
fs_context.c
…
fs_parser.c
…
fs_pin.c
…
fs_struct.c
…
fs_types.c
…
fs-writeback.c
fs: record I_DIRTY_TIME even if inode already has I_DIRTY_INODE
2022-09-29 23:02:00 -04:00
fsopen.c
uninline may_mount() and don't opencode it in fspick(2)/fsopen(2)
2022-05-19 23:25:10 -04:00
init.c
…
inode.c
saner inode_init_always()
2022-10-06 16:49:00 -07:00
internal.h
whack-a-mole: constifying struct path *
2022-10-06 17:31:02 -07:00
ioctl.c
Fixes for 5.18-rc1:
2022-04-01 19:35:56 -07:00
Kconfig
hugetlb: make hugetlb depends on SYSFS or SYSCTL
2022-09-11 20:26:10 -07:00
Kconfig.binfmt
Xtensa updates for v6.1
2022-10-10 14:21:11 -07:00
kernel_read_file.c
fs/kernel_read_file: allow to read files up-to ssize_t
2022-06-16 19:58:21 -07:00
libfs.c
fs: uninline inode_maybe_inc_iversion()
2022-10-03 14:21:43 -07:00
locks.c
locks: Fix dropped call to ->fl_release_private()
2022-08-17 15:08:58 -04:00
Makefile
a.out: Remove the a.out implementation
2022-09-27 07:11:02 -07:00
mbcache.c
mbcache: Avoid nesting of cache->c_list_lock under bit locks
2022-09-30 23:46:52 -04:00
mount.h
switch try_to_unlazy_next() to __legitimize_mnt()
2022-07-05 16:18:21 -04:00
mpage.c
Folio changes for 6.0
2022-08-03 10:35:43 -07:00
namei.c
tmpfile API change
2022-10-10 19:45:17 -07:00
namespace.c
fs: require CAP_SYS_ADMIN in target namespace for idmapped mounts
2022-08-17 11:27:11 +02:00
no-block.c
…
nsfs.c
dynamic_dname(): drop unused dentry argument
2022-08-20 11:34:04 -04:00
open.c
struct file-related stuff
2022-10-06 17:13:18 -07:00
pipe.c
dynamic_dname(): drop unused dentry argument
2022-08-20 11:34:04 -04:00
pnode.c
…
pnode.h
…
posix_acl.c
- Yu Zhao's Multi-Gen LRU patches are here. They've been under test in
2022-10-10 17:53:04 -07:00
proc_namespace.c
vfs: escape hash as well
2022-06-28 13:58:05 -04:00
read_write.c
[coredump] don't use __kernel_write() on kmap_local_page()
2022-09-28 14:28:40 -04:00
readdir.c
Change calling conventions for filldir_t
2022-08-17 17:25:04 -04:00
remap_range.c
- The usual batches of cleanups from Baoquan He, Muchun Song, Miaohe
2022-08-05 16:32:45 -07:00
select.c
…
seq_file.c
rxrpc: Fix locking issue
2022-05-22 21:03:01 +01:00
signalfd.c
…
splice.c
iter_to_pipe(): switch to advancing variant of iov_iter_get_pages()
2022-08-08 22:37:23 -04:00
stack.c
…
stat.c
vfs: support STATX_DIOALIGN on block devices
2022-09-11 19:47:12 -05:00
statfs.c
…
super.c
fscrypt: stop using keyrings subsystem for fscrypt_master_key
2022-09-21 20:33:06 -07:00
sync.c
riscv: compat: syscall: Add compat_sys_call_table implementation
2022-04-26 13:36:25 -07:00
sysctls.c
…
timerfd.c
…
userfaultfd.c
- Yu Zhao's Multi-Gen LRU patches are here. They've been under test in
2022-10-10 17:53:04 -07:00
utimes.c
…
xattr.c
xattr: always us is_posix_acl_xattr() helper
2022-09-21 12:01:29 +02:00