This is the 5.4.173 stable release

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Merge 5.4.173 into android11-5.4-lts

Changes in 5.4.173
	kbuild: Add $(KBUILD_HOSTLDFLAGS) to 'has_libelf' test
	devtmpfs regression fix: reconfigure on each mount
	orangefs: Fix the size of a memory allocation in orangefs_bufmap_alloc()
	vfs: fs_context: fix up param length parsing in legacy_parse_param
	perf: Protect perf_guest_cbs with RCU
	KVM: s390: Clarify SIGP orders versus STOP/RESTART
	media: uvcvideo: fix division by zero at stream start
	rtlwifi: rtl8192cu: Fix WARNING when calling local_irq_restore() with interrupts enabled
	firmware: qemu_fw_cfg: fix sysfs information leak
	firmware: qemu_fw_cfg: fix NULL-pointer deref on duplicate entries
	firmware: qemu_fw_cfg: fix kobject leak in probe error path
	KVM: x86: remove PMU FIXED_CTR3 from msrs_to_save_all
	ALSA: hda/realtek - Fix silent output on Gigabyte X570 Aorus Master after reboot from Windows
	mtd: fixup CFI on ixp4xx
	ARM: 9025/1: Kconfig: CPU_BIG_ENDIAN depends on !LD_IS_LLD
	Linux 5.4.173

Signed-off-by: Greg Kroah-Hartman <[email protected]>
Change-Id: I1127aba3d2970fc47a45fa127abed48255bd53b7
This commit is contained in:
Greg Kroah-Hartman 2022-01-20 09:36:50 +01:00
commit 5d5005448e
27 changed files with 190 additions and 61 deletions

View file

@ -25,6 +25,7 @@
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/kthread.h>
#include <linux/fs_context.h>
#include <uapi/linux/mount.h>
#include "base.h"
@ -62,8 +63,15 @@ static struct dentry *public_dev_mount(struct file_system_type *fs_type, int fla
const char *dev_name, void *data)
{
struct super_block *s = mnt->mnt_sb;
int err;
atomic_inc(&s->s_active);
down_write(&s->s_umount);
err = reconfigure_single(s, flags, data);
if (err < 0) {
deactivate_locked_super(s);
return ERR_PTR(err);
}
return dget(s->s_root);
}