[PATCH 07/76] kernel: Use inode_sb() helper instead of inode->i_sb
From: Mark Fasheh
Date: Tue May 08 2018 - 14:39:47 EST
Signed-off-by: Mark Fasheh <mfasheh@xxxxxxx>
---
kernel/audit.c | 2 +-
kernel/audit_fsnotify.c | 2 +-
kernel/audit_watch.c | 5 +++--
kernel/auditsc.c | 8 ++++----
kernel/bpf/inode.c | 6 +++---
kernel/bpf/offload.c | 4 ++--
kernel/events/core.c | 4 ++--
7 files changed, 16 insertions(+), 15 deletions(-)
diff --git a/kernel/audit.c b/kernel/audit.c
index 227db99b0f19..23159573aafd 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -2050,7 +2050,7 @@ void audit_copy_inode(struct audit_names *name, const struct dentry *dentry,
struct inode *inode)
{
name->ino = inode->i_ino;
- name->dev = inode->i_sb->s_dev;
+ name->dev = inode_sb(inode)->s_dev;
name->mode = inode->i_mode;
name->uid = inode->i_uid;
name->gid = inode->i_gid;
diff --git a/kernel/audit_fsnotify.c b/kernel/audit_fsnotify.c
index 52f368b6561e..981432cef19c 100644
--- a/kernel/audit_fsnotify.c
+++ b/kernel/audit_fsnotify.c
@@ -76,7 +76,7 @@ int audit_mark_compare(struct audit_fsnotify_mark *mark, unsigned long ino, dev_
static void audit_update_mark(struct audit_fsnotify_mark *audit_mark,
const struct inode *inode)
{
- audit_mark->dev = inode ? inode->i_sb->s_dev : AUDIT_DEV_UNSET;
+ audit_mark->dev = inode ? inode_sb(inode)->s_dev : AUDIT_DEV_UNSET;
audit_mark->ino = inode ? inode->i_ino : AUDIT_INO_UNSET;
}
diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c
index 9eb8b3511636..3e785d4cf8aa 100644
--- a/kernel/audit_watch.c
+++ b/kernel/audit_watch.c
@@ -499,7 +499,8 @@ static int audit_watch_handle_event(struct fsnotify_group *group,
}
if (mask & (FS_CREATE|FS_MOVED_TO) && inode)
- audit_update_watch(parent, dname, inode->i_sb->s_dev, inode->i_ino, 0);
+ audit_update_watch(parent, dname, inode_sb(inode)->s_dev,
+ inode->i_ino, 0);
else if (mask & (FS_DELETE|FS_MOVED_FROM))
audit_update_watch(parent, dname, AUDIT_DEV_UNSET, AUDIT_INO_UNSET, 1);
else if (mask & (FS_DELETE_SELF|FS_UNMOUNT|FS_MOVE_SELF))
@@ -553,7 +554,7 @@ int audit_exe_compare(struct task_struct *tsk, struct audit_fsnotify_mark *mark)
if (!exe_file)
return 0;
ino = file_inode(exe_file)->i_ino;
- dev = file_inode(exe_file)->i_sb->s_dev;
+ dev = inode_sb(file_inode(exe_file))->s_dev;
fput(exe_file);
return audit_mark_compare(mark, ino, dev);
}
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index e80459f7e132..9cb16a1ebedd 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -1797,7 +1797,7 @@ void __audit_inode(struct filename *name, const struct dentry *dentry,
if (n->ino) {
/* valid inode number, use that for the comparison */
if (n->ino != inode->i_ino ||
- n->dev != inode->i_sb->s_dev)
+ n->dev != inode_sb(inode)->s_dev)
continue;
} else if (n->name) {
/* inode number has not been set, check the name */
@@ -1883,8 +1883,8 @@ void __audit_inode_child(struct inode *parent,
struct audit_field *f = &e->rule.fields[i];
if (f->type == AUDIT_FSTYPE) {
- if (audit_comparator(parent->i_sb->s_magic,
- f->op, f->val)) {
+ if (audit_comparator(inode_sb(parent)->s_magic,
+ f->op, f->val)) {
if (e->rule.action == AUDIT_NEVER) {
rcu_read_unlock();
return;
@@ -1906,7 +1906,7 @@ void __audit_inode_child(struct inode *parent,
n->type != AUDIT_TYPE_UNKNOWN))
continue;
- if (n->ino == parent->i_ino && n->dev == parent->i_sb->s_dev &&
+ if (n->ino == parent->i_ino && n->dev == inode_sb(parent)->s_dev &&
!audit_compare_dname_path(dname,
n->name->name, n->name_len)) {
if (n->type == AUDIT_TYPE_UNKNOWN)
diff --git a/kernel/bpf/inode.c b/kernel/bpf/inode.c
index 81e2f6995adb..130d9edc11eb 100644
--- a/kernel/bpf/inode.c
+++ b/kernel/bpf/inode.c
@@ -136,7 +136,7 @@ static int bpf_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
{
struct inode *inode;
- inode = bpf_get_inode(dir->i_sb, dir, mode | S_IFDIR);
+ inode = bpf_get_inode(inode_sb(dir), dir, mode | S_IFDIR);
if (IS_ERR(inode))
return PTR_ERR(inode);
@@ -154,7 +154,7 @@ static int bpf_mkobj_ops(struct dentry *dentry, umode_t mode, void *raw,
const struct inode_operations *iops)
{
struct inode *dir = dentry->d_parent->d_inode;
- struct inode *inode = bpf_get_inode(dir->i_sb, dir, mode);
+ struct inode *inode = bpf_get_inode(inode_sb(dir), dir, mode);
if (IS_ERR(inode))
return PTR_ERR(inode);
@@ -193,7 +193,7 @@ static int bpf_symlink(struct inode *dir, struct dentry *dentry,
if (!link)
return -ENOMEM;
- inode = bpf_get_inode(dir->i_sb, dir, S_IRWXUGO | S_IFLNK);
+ inode = bpf_get_inode(inode_sb(dir), dir, S_IRWXUGO | S_IFLNK);
if (IS_ERR(inode)) {
kfree(link);
return PTR_ERR(inode);
diff --git a/kernel/bpf/offload.c b/kernel/bpf/offload.c
index c9401075b58c..6ff86b395175 100644
--- a/kernel/bpf/offload.c
+++ b/kernel/bpf/offload.c
@@ -265,7 +265,7 @@ int bpf_prog_offload_info_fill(struct bpf_prog_info *info,
up_read(&bpf_devs_lock);
ns_inode = ns_path.dentry->d_inode;
- info->netns_dev = new_encode_dev(ns_inode->i_sb->s_dev);
+ info->netns_dev = new_encode_dev(inode_sb(ns_inode)->s_dev);
info->netns_ino = ns_inode->i_ino;
path_put(&ns_path);
@@ -461,7 +461,7 @@ int bpf_map_offload_info_fill(struct bpf_map_info *info, struct bpf_map *map)
}
ns_inode = ns_path.dentry->d_inode;
- info->netns_dev = new_encode_dev(ns_inode->i_sb->s_dev);
+ info->netns_dev = new_encode_dev(inode_sb(ns_inode)->s_dev);
info->netns_ino = ns_inode->i_ino;
path_put(&ns_path);
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 709a55b9ad97..58c02221e066 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -6713,7 +6713,7 @@ static void perf_fill_ns_link_info(struct perf_ns_link_info *ns_link_info,
error = ns_get_path(&ns_path, task, ns_ops);
if (!error) {
ns_inode = ns_path.dentry->d_inode;
- ns_link_info->dev = new_encode_dev(ns_inode->i_sb->s_dev);
+ ns_link_info->dev = new_encode_dev(inode_sb(ns_inode)->s_dev);
ns_link_info->ino = ns_inode->i_ino;
path_put(&ns_path);
}
@@ -6918,7 +6918,7 @@ static void perf_event_mmap_event(struct perf_mmap_event *mmap_event)
goto cpy_name;
}
inode = file_inode(vma->vm_file);
- dev = inode->i_sb->s_dev;
+ dev = inode_sb(inode)->s_dev;
ino = inode->i_ino;
gen = inode->i_generation;
maj = MAJOR(dev);
--
2.15.1