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Merge 5.15.52 into android14-5.15

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Changes in 5.15.52
	tick/nohz: unexport __init-annotated tick_nohz_full_setup()
	x86, kvm: use proper ASM macros for kvm_vcpu_is_preempted
	bcache: memset on stack variables in bch_btree_check() and bch_sectors_dirty_init()
	xfs: use kmem_cache_free() for kmem_cache objects
	xfs: punch out data fork delalloc blocks on COW writeback failure
	xfs: Fix the free logic of state in xfs_attr_node_hasname
	xfs: remove all COW fork extents when remounting readonly
	xfs: check sb_meta_uuid for dabuf buffer recovery
	xfs: prevent UAF in xfs_log_item_in_current_chkpt
	xfs: only bother with sync_filesystem during readonly remount
	powerpc/ftrace: Remove ftrace init tramp once kernel init is complete
	fs: add is_idmapped_mnt() helper
	fs: move mapping helpers
	fs: tweak fsuidgid_has_mapping()
	fs: account for filesystem mappings
	docs: update mapping documentation
	fs: use low-level mapping helpers
	fs: remove unused low-level mapping helpers
	fs: port higher-level mapping helpers
	fs: add i_user_ns() helper
	fs: support mapped mounts of mapped filesystems
	fs: fix acl translation
	fs: account for group membership
	rtw88: 8821c: support RFE type4 wifi NIC
	rtw88: rtw8821c: enable rfe 6 devices
	net: mscc: ocelot: allow unregistered IP multicast flooding to CPU
	io_uring: fix not locked access to fixed buf table
	Linux 5.15.52

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Icfb690703efd8cab1dffa7ca6cce28bbca635c3d
This commit is contained in:
Greg Kroah-Hartman
2022-07-13 12:08:48 +02:00
parent 99387927eb 545aecd229
commit fae17cd97d
37 changed files with 490 additions and 288 deletions
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8
fs/open.c
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@@ -32,6 +32,7 @@
#include <linux/ima.h>
#include <linux/dnotify.h>
#include <linux/compat.h>
#include <linux/mnt_idmapping.h>
#include "internal.h"
#include <trace/hooks/syscall_check.h>
@@ -641,7 +642,7 @@ SYSCALL_DEFINE2(chmod, const char __user *, filename, umode_t, mode)
int chown_common(const struct path *path, uid_t user, gid_t group)
{
struct user_namespace *mnt_userns;
struct user_namespace *mnt_userns, *fs_userns;
struct inode *inode = path->dentry->d_inode;
struct inode *delegated_inode = NULL;
int error;
@@ -653,8 +654,9 @@ int chown_common(const struct path *path, uid_t user, gid_t group)
gid = make_kgid(current_user_ns(), group);
mnt_userns = mnt_user_ns(path->mnt);
uid = kuid_from_mnt(mnt_userns, uid);
gid = kgid_from_mnt(mnt_userns, gid);
fs_userns = i_user_ns(inode);
uid = mapped_kuid_user(mnt_userns, fs_userns, uid);
gid = mapped_kgid_user(mnt_userns, fs_userns, gid);
retry_deleg:
newattrs.ia_valid = ATTR_CTIME;