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This is the 5.4.51 stable release

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Merge 5.4.51 into android11-5.4

Changes in 5.4.51
	io_uring: make sure async workqueue is canceled on exit
	mm: fix swap cache node allocation mask
	EDAC/amd64: Read back the scrub rate PCI register on F15h
	usbnet: smsc95xx: Fix use-after-free after removal
	sched/debug: Make sd->flags sysctl read-only
	mm/slub.c: fix corrupted freechain in deactivate_slab()
	mm/slub: fix stack overruns with SLUB_STATS
	rxrpc: Fix race between incoming ACK parser and retransmitter
	usb: usbtest: fix missing kfree(dev->buf) in usbtest_disconnect
	tools lib traceevent: Add append() function helper for appending strings
	tools lib traceevent: Handle __attribute__((user)) in field names
	s390/debug: avoid kernel warning on too large number of pages
	nvme-multipath: set bdi capabilities once
	nvme-multipath: fix deadlock between ana_work and scan_work
	nvme-multipath: fix deadlock due to head->lock
	nvme-multipath: fix bogus request queue reference put
	kgdb: Avoid suspicious RCU usage warning
	selftests: tpm: Use /bin/sh instead of /bin/bash
	tpm: Fix TIS locality timeout problems
	crypto: af_alg - fix use-after-free in af_alg_accept() due to bh_lock_sock()
	drm/msm/dpu: fix error return code in dpu_encoder_init
	rxrpc: Fix afs large storage transmission performance drop
	RDMA/counter: Query a counter before release
	cxgb4: use unaligned conversion for fetching timestamp
	cxgb4: parse TC-U32 key values and masks natively
	cxgb4: fix endian conversions for L4 ports in filters
	cxgb4: use correct type for all-mask IP address comparison
	cxgb4: fix SGE queue dump destination buffer context
	hwmon: (max6697) Make sure the OVERT mask is set correctly
	hwmon: (acpi_power_meter) Fix potential memory leak in acpi_power_meter_add()
	thermal/drivers/mediatek: Fix bank number settings on mt8183
	thermal/drivers/rcar_gen3: Fix undefined temperature if negative
	nfsd4: fix nfsdfs reference count loop
	nfsd: fix nfsdfs inode reference count leak
	drm: sun4i: hdmi: Remove extra HPD polling
	virtio-blk: free vblk-vqs in error path of virtblk_probe()
	SMB3: Honor 'posix' flag for multiuser mounts
	nvme: fix identify error status silent ignore
	nvme: fix a crash in nvme_mpath_add_disk
	samples/vfs: avoid warning in statx override
	i2c: algo-pca: Add 0x78 as SCL stuck low status for PCA9665
	i2c: mlxcpld: check correct size of maximum RECV_LEN packet
	spi: spi-fsl-dspi: Fix external abort on interrupt in resume or exit paths
	nfsd: apply umask on fs without ACL support
	Revert "ALSA: usb-audio: Improve frames size computation"
	SMB3: Honor 'seal' flag for multiuser mounts
	SMB3: Honor persistent/resilient handle flags for multiuser mounts
	SMB3: Honor lease disabling for multiuser mounts
	SMB3: Honor 'handletimeout' flag for multiuser mounts
	cifs: Fix the target file was deleted when rename failed.
	MIPS: lantiq: xway: sysctrl: fix the GPHY clock alias names
	MIPS: Add missing EHB in mtc0 -> mfc0 sequence for DSPen
	drm/amd/display: Only revalidate bandwidth on medium and fast updates
	drm/amdgpu: use %u rather than %d for sclk/mclk
	drm/amdgpu/atomfirmware: fix vram_info fetching for renoir
	dma-buf: Move dma_buf_release() from fops to dentry_ops
	irqchip/gic: Atomically update affinity
	mm, compaction: fully assume capture is not NULL in compact_zone_order()
	mm, compaction: make capture control handling safe wrt interrupts
	x86/resctrl: Fix memory bandwidth counter width for AMD
	dm zoned: assign max_io_len correctly
	efi: Make it possible to disable efivar_ssdt entirely
	Linux 5.4.51

Signed-off-by: Greg Kroah-Hartman <[email protected]>
Change-Id: Ib29e1b61540451995ee757cf90c9ba24e6b8d6b3
This commit is contained in:
Greg Kroah-Hartman 2020-07-09 10:41:26 +02:00
commit 4022b5a85f
66 changed files with 559 additions and 360 deletions
Download patch file Download diff file Expand all files Collapse all files

26
crypto/af_alg.c
View file

@ -128,21 +128,15 @@ EXPORT_SYMBOL_GPL(af_alg_release);
void af_alg_release_parent(struct sock *sk)
{
struct alg_sock *ask = alg_sk(sk);
unsigned int nokey = ask->nokey_refcnt;
bool last = nokey && !ask->refcnt;
unsigned int nokey = atomic_read(&ask->nokey_refcnt);
sk = ask->parent;
ask = alg_sk(sk);
local_bh_disable();
bh_lock_sock(sk);
ask->nokey_refcnt -= nokey;
if (!last)
last = !--ask->refcnt;
bh_unlock_sock(sk);
local_bh_enable();
if (nokey)
atomic_dec(&ask->nokey_refcnt);
if (last)
if (atomic_dec_and_test(&ask->refcnt))
sock_put(sk);
}
EXPORT_SYMBOL_GPL(af_alg_release_parent);
@ -187,7 +181,7 @@ static int alg_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
err = -EBUSY;
lock_sock(sk);
if (ask->refcnt | ask->nokey_refcnt)
if (atomic_read(&ask->refcnt))
goto unlock;
swap(ask->type, type);
@ -236,7 +230,7 @@ static int alg_setsockopt(struct socket *sock, int level, int optname,
int err = -EBUSY;
lock_sock(sk);
if (ask->refcnt)
if (atomic_read(&ask->refcnt) != atomic_read(&ask->nokey_refcnt))
goto unlock;
type = ask->type;
@ -301,12 +295,14 @@ int af_alg_accept(struct sock *sk, struct socket *newsock, bool kern)
if (err)
goto unlock;
if (nokey || !ask->refcnt++)
if (atomic_inc_return_relaxed(&ask->refcnt) == 1)
sock_hold(sk);
ask->nokey_refcnt += nokey;
if (nokey) {
atomic_inc(&ask->nokey_refcnt);
atomic_set(&alg_sk(sk2)->nokey_refcnt, 1);
}
alg_sk(sk2)->parent = sk;
alg_sk(sk2)->type = type;
alg_sk(sk2)->nokey_refcnt = nokey;
newsock->ops = type->ops;
newsock->state = SS_CONNECTED;

9
crypto/algif_aead.c
View file

@ -384,7 +384,7 @@ static int aead_check_key(struct socket *sock)
struct alg_sock *ask = alg_sk(sk);
lock_sock(sk);
if (ask->refcnt)
if (!atomic_read(&ask->nokey_refcnt))
goto unlock_child;
psk = ask->parent;
@ -396,11 +396,8 @@ static int aead_check_key(struct socket *sock)
if (crypto_aead_get_flags(tfm->aead) & CRYPTO_TFM_NEED_KEY)
goto unlock;
if (!pask->refcnt++)
sock_hold(psk);
ask->refcnt = 1;
sock_put(psk);
atomic_dec(&pask->nokey_refcnt);
atomic_set(&ask->nokey_refcnt, 0);
err = 0;

9
crypto/algif_hash.c
View file

@ -301,7 +301,7 @@ static int hash_check_key(struct socket *sock)
struct alg_sock *ask = alg_sk(sk);
lock_sock(sk);
if (ask->refcnt)
if (!atomic_read(&ask->nokey_refcnt))
goto unlock_child;
psk = ask->parent;
@ -313,11 +313,8 @@ static int hash_check_key(struct socket *sock)
if (crypto_ahash_get_flags(tfm) & CRYPTO_TFM_NEED_KEY)
goto unlock;
if (!pask->refcnt++)
sock_hold(psk);
ask->refcnt = 1;
sock_put(psk);
atomic_dec(&pask->nokey_refcnt);
atomic_set(&ask->nokey_refcnt, 0);
err = 0;

9
crypto/algif_skcipher.c
View file

@ -211,7 +211,7 @@ static int skcipher_check_key(struct socket *sock)
struct alg_sock *ask = alg_sk(sk);
lock_sock(sk);
if (ask->refcnt)
if (!atomic_read(&ask->nokey_refcnt))
goto unlock_child;
psk = ask->parent;
@ -223,11 +223,8 @@ static int skcipher_check_key(struct socket *sock)
if (crypto_skcipher_get_flags(tfm) & CRYPTO_TFM_NEED_KEY)
goto unlock;
if (!pask->refcnt++)
sock_hold(psk);
ask->refcnt = 1;
sock_put(psk);
atomic_dec(&pask->nokey_refcnt);
atomic_set(&ask->nokey_refcnt, 0);
err = 0;