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This is the 5.4.122 stable release

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Merge 5.4.122 into android11-5.4-lts

Changes in 5.4.122
	firmware: arm_scpi: Prevent the ternary sign expansion bug
	openrisc: Fix a memory leak
	RDMA/siw: Properly check send and receive CQ pointers
	RDMA/siw: Release xarray entry
	RDMA/rxe: Clear all QP fields if creation failed
	scsi: ufs: core: Increase the usable queue depth
	scsi: qla2xxx: Fix error return code in qla82xx_write_flash_dword()
	RDMA/mlx5: Recover from fatal event in dual port mode
	RDMA/core: Don't access cm_id after its destruction
	platform/mellanox: mlxbf-tmfifo: Fix a memory barrier issue
	platform/x86: dell-smbios-wmi: Fix oops on rmmod dell_smbios
	RDMA/uverbs: Fix a NULL vs IS_ERR() bug
	ptrace: make ptrace() fail if the tracee changed its pid unexpectedly
	nvmet: seset ns->file when open fails
	locking/mutex: clear MUTEX_FLAGS if wait_list is empty due to signal
	btrfs: avoid RCU stalls while running delayed iputs
	cifs: fix memory leak in smb2_copychunk_range
	ALSA: dice: fix stream format for TC Electronic Konnekt Live at high sampling transfer frequency
	ALSA: intel8x0: Don't update period unless prepared
	ALSA: line6: Fix racy initialization of LINE6 MIDI
	ALSA: dice: fix stream format at middle sampling rate for Alesis iO 26
	ALSA: firewire-lib: fix calculation for size of IR context payload
	ALSA: usb-audio: Validate MS endpoint descriptors
	ALSA: bebob/oxfw: fix Kconfig entry for Mackie d.2 Pro
	ALSA: hda: fixup headset for ASUS GU502 laptop
	Revert "ALSA: sb8: add a check for request_region"
	ALSA: firewire-lib: fix check for the size of isochronous packet payload
	ALSA: hda/realtek: reset eapd coeff to default value for alc287
	ALSA: hda/realtek: Add some CLOVE SSIDs of ALC293
	ALSA: hda/realtek: Fix silent headphone output on ASUS UX430UA
	ALSA: hda/realtek: Add fixup for HP OMEN laptop
	ALSA: hda/realtek: Add fixup for HP Spectre x360 15-df0xxx
	uio_hv_generic: Fix a memory leak in error handling paths
	Revert "rapidio: fix a NULL pointer dereference when create_workqueue() fails"
	rapidio: handle create_workqueue() failure
	Revert "serial: mvebu-uart: Fix to avoid a potential NULL pointer dereference"
	drm/amdgpu: disable 3DCGCG on picasso/raven1 to avoid compute hang
	drm/amdgpu: update gc golden setting for Navi12
	drm/amdgpu: update sdma golden setting for Navi12
	mmc: sdhci-pci-gli: increase 1.8V regulator wait
	xen-pciback: reconfigure also from backend watch handler
	dm snapshot: fix crash with transient storage and zero chunk size
	Revert "video: hgafb: fix potential NULL pointer dereference"
	Revert "net: stmicro: fix a missing check of clk_prepare"
	Revert "leds: lp5523: fix a missing check of return value of lp55xx_read"
	Revert "hwmon: (lm80) fix a missing check of bus read in lm80 probe"
	Revert "video: imsttfb: fix potential NULL pointer dereferences"
	Revert "ecryptfs: replace BUG_ON with error handling code"
	Revert "scsi: ufs: fix a missing check of devm_reset_control_get"
	Revert "gdrom: fix a memory leak bug"
	cdrom: gdrom: deallocate struct gdrom_unit fields in remove_gdrom
	cdrom: gdrom: initialize global variable at init time
	Revert "media: rcar_drif: fix a memory disclosure"
	Revert "rtlwifi: fix a potential NULL pointer dereference"
	Revert "qlcnic: Avoid potential NULL pointer dereference"
	Revert "niu: fix missing checks of niu_pci_eeprom_read"
	ethernet: sun: niu: fix missing checks of niu_pci_eeprom_read()
	net: stmicro: handle clk_prepare() failure during init
	scsi: ufs: handle cleanup correctly on devm_reset_control_get error
	net: rtlwifi: properly check for alloc_workqueue() failure
	ics932s401: fix broken handling of errors when word reading fails
	leds: lp5523: check return value of lp5xx_read and jump to cleanup code
	qlcnic: Add null check after calling netdev_alloc_skb
	video: hgafb: fix potential NULL pointer dereference
	vgacon: Record video mode changes with VT_RESIZEX
	vt: Fix character height handling with VT_RESIZEX
	tty: vt: always invoke vc->vc_sw->con_resize callback
	nvme-multipath: fix double initialization of ANA state
	ext4: fix error handling in ext4_end_enable_verity()
	Bluetooth: L2CAP: Fix handling LE modes by L2CAP_OPTIONS
	nvmet: use new ana_log_size instead the old one
	video: hgafb: correctly handle card detect failure during probe
	Bluetooth: SMP: Fail if remote and local public keys are identical
	Linux 5.4.122

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ib3df731ada0e576ded0aa2c28ca6cf507ab6c08f
This commit is contained in:
Greg Kroah-Hartman 2021-05-28 13:26:18 +02:00
commit aac2ba64ab
67 changed files with 535 additions and 253 deletions
Download patch file Download diff file Expand all files Collapse all files

4
kernel/locking/mutex-debug.c
View file

@ -57,7 +57,7 @@ void debug_mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter,
task->blocked_on = waiter;
}
void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
void debug_mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
struct task_struct *task)
{
DEBUG_LOCKS_WARN_ON(list_empty(&waiter->list));
@ -65,7 +65,7 @@ void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
DEBUG_LOCKS_WARN_ON(task->blocked_on != waiter);
task->blocked_on = NULL;
list_del_init(&waiter->list);
INIT_LIST_HEAD(&waiter->list);
waiter->task = NULL;
}

2
kernel/locking/mutex-debug.h
View file

@ -22,7 +22,7 @@ extern void debug_mutex_free_waiter(struct mutex_waiter *waiter);
extern void debug_mutex_add_waiter(struct mutex *lock,
struct mutex_waiter *waiter,
struct task_struct *task);
extern void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
extern void debug_mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
struct task_struct *task);
extern void debug_mutex_unlock(struct mutex *lock);
extern void debug_mutex_init(struct mutex *lock, const char *name,

18
kernel/locking/mutex.c
View file

@ -206,7 +206,7 @@ static inline bool __mutex_waiter_is_first(struct mutex *lock, struct mutex_wait
* Add @waiter to a given location in the lock wait_list and set the
* FLAG_WAITERS flag if it's the first waiter.
*/
static void __sched
static void
__mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter,
struct list_head *list)
{
@ -217,6 +217,16 @@ __mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter,
__mutex_set_flag(lock, MUTEX_FLAG_WAITERS);
}
static void
__mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter)
{
list_del(&waiter->list);
if (likely(list_empty(&lock->wait_list)))
__mutex_clear_flag(lock, MUTEX_FLAGS);
debug_mutex_remove_waiter(lock, waiter, current);
}
/*
* Give up ownership to a specific task, when @task = NULL, this is equivalent
* to a regular unlock. Sets PICKUP on a handoff, clears HANDOF, preserves
@ -1075,9 +1085,7 @@ acquired:
__ww_mutex_check_waiters(lock, ww_ctx);
}
mutex_remove_waiter(lock, &waiter, current);
if (likely(list_empty(&lock->wait_list)))
__mutex_clear_flag(lock, MUTEX_FLAGS);
__mutex_remove_waiter(lock, &waiter);
debug_mutex_free_waiter(&waiter);
@ -1095,7 +1103,7 @@ skip_wait:
err:
__set_current_state(TASK_RUNNING);
trace_android_vh_mutex_wait_finish(lock);
mutex_remove_waiter(lock, &waiter, current);
__mutex_remove_waiter(lock, &waiter);
err_early_kill:
spin_unlock(&lock->wait_lock);
debug_mutex_free_waiter(&waiter);

4
kernel/locking/mutex.h
View file

@ -10,12 +10,10 @@
* !CONFIG_DEBUG_MUTEXES case. Most of them are NOPs:
*/
#define mutex_remove_waiter(lock, waiter, task) \
__list_del((waiter)->list.prev, (waiter)->list.next)
#define debug_mutex_wake_waiter(lock, waiter) do { } while (0)
#define debug_mutex_free_waiter(waiter) do { } while (0)
#define debug_mutex_add_waiter(lock, waiter, ti) do { } while (0)
#define debug_mutex_remove_waiter(lock, waiter, ti) do { } while (0)
#define debug_mutex_unlock(lock) do { } while (0)
#define debug_mutex_init(lock, name, key) do { } while (0)