Simplify passing the count and mount to simple_pin_fs and
simple_release_fs by wrapping them in the simple_fs struct,
in preparation for adding more high level operations to
fs/libfs.c
There is no functional change intended.
Signed-off-by: Emanuele Giuseppe Esposito <eesposit@xxxxxxxxxx>
---
drivers/gpu/drm/drm_drv.c | 11 ++++----
drivers/misc/cxl/api.c | 13 +++++-----
drivers/scsi/cxlflash/ocxl_hw.c | 14 +++++-----
fs/binfmt_misc.c | 9 +++----
fs/configfs/mount.c | 10 +++-----
fs/debugfs/inode.c | 22 ++++++++--------
fs/libfs.c | 45 +++++++++++++++++++++++++--------
fs/tracefs/inode.c | 18 ++++++-------
include/linux/fs.h | 10 ++++++--
security/apparmor/apparmorfs.c | 25 +++++++++---------
security/inode.c | 11 ++++----
11 files changed, 103 insertions(+), 85 deletions(-)
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 7b1a628d1f6e..e29424d64874 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -514,8 +514,7 @@ EXPORT_SYMBOL(drm_dev_unplug);
* iput(), but this way you'd end up with a new vfsmount for each inode.
*/
-static int drm_fs_cnt;
-static struct vfsmount *drm_fs_mnt;
+static struct simple_fs drm_fs;
static int drm_fs_init_fs_context(struct fs_context *fc)
{
@@ -534,15 +533,15 @@ static struct inode *drm_fs_inode_new(void)
struct inode *inode;
int r;
- r = simple_pin_fs(&drm_fs_type, &drm_fs_mnt, &drm_fs_cnt);
+ r = simple_pin_fs(&drm_fs, &drm_fs_type);
if (r < 0) {
DRM_ERROR("Cannot mount pseudo fs: %d\n", r);
return ERR_PTR(r);
}
- inode = alloc_anon_inode(drm_fs_mnt->mnt_sb);
+ inode = alloc_anon_inode(drm_fs.mount->mnt_sb);
if (IS_ERR(inode))
- simple_release_fs(&drm_fs_mnt, &drm_fs_cnt);
+ simple_release_fs(&drm_fs);
return inode;
}
@@ -551,7 +550,7 @@ static void drm_fs_inode_free(struct inode *inode)
{
if (inode) {
iput(inode);
- simple_release_fs(&drm_fs_mnt, &drm_fs_cnt);
+ simple_release_fs(&drm_fs);
}
}
diff --git a/drivers/misc/cxl/api.c b/drivers/misc/cxl/api.c
index b493de962153..67e4808bce49 100644
--- a/drivers/misc/cxl/api.c
+++ b/drivers/misc/cxl/api.c
@@ -31,8 +31,7 @@
#define CXL_PSEUDO_FS_MAGIC 0x1697697f
-static int cxl_fs_cnt;
-static struct vfsmount *cxl_vfs_mount;
+static struct simple_fs cxl_fs;
static int cxl_fs_init_fs_context(struct fs_context *fc)
{
@@ -50,7 +49,7 @@ static struct file_system_type cxl_fs_type = {
void cxl_release_mapping(struct cxl_context *ctx)
{
if (ctx->kernelapi && ctx->mapping)
- simple_release_fs(&cxl_vfs_mount, &cxl_fs_cnt);
+ simple_release_fs(&cxl_fs);
}
static struct file *cxl_getfile(const char *name,
@@ -66,20 +65,20 @@ static struct file *cxl_getfile(const char *name,
if (fops->owner && !try_module_get(fops->owner))
return ERR_PTR(-ENOENT);
- rc = simple_pin_fs(&cxl_fs_type, &cxl_vfs_mount, &cxl_fs_cnt);
+ rc = simple_pin_fs(&cxl_fs, &cxl_fs_type);
if (rc < 0) {
pr_err("Cannot mount cxl pseudo filesystem: %d\n", rc);
file = ERR_PTR(rc);
goto err_module;
}
- inode = alloc_anon_inode(cxl_vfs_mount->mnt_sb);
+ inode = alloc_anon_inode(cxl_fs.mount->mnt_sb);
if (IS_ERR(inode)) {
file = ERR_CAST(inode);
goto err_fs;
}
- file = alloc_file_pseudo(inode, cxl_vfs_mount, name,
+ file = alloc_file_pseudo(inode, cxl_fs.mount, name,
flags & (O_ACCMODE | O_NONBLOCK), fops);
if (IS_ERR(file))
goto err_inode;
@@ -91,7 +90,7 @@ static struct file *cxl_getfile(const char *name,
err_inode:
iput(inode);
err_fs:
- simple_release_fs(&cxl_vfs_mount, &cxl_fs_cnt);
+ simple_release_fs(&cxl_fs);
err_module:
module_put(fops->owner);
return file;
diff --git a/drivers/scsi/cxlflash/ocxl_hw.c b/drivers/scsi/cxlflash/ocxl_hw.c
index 7018cd802569..7fa98dd4fa28 100644
--- a/drivers/scsi/cxlflash/ocxl_hw.c
+++ b/drivers/scsi/cxlflash/ocxl_hw.c
@@ -29,8 +29,7 @@
#define OCXLFLASH_FS_MAGIC 0x1697698f
-static int ocxlflash_fs_cnt;
-static struct vfsmount *ocxlflash_vfs_mount;
+static struct simple_fs ocxlflash_fs;
static int ocxlflash_fs_init_fs_context(struct fs_context *fc)
{
@@ -51,7 +50,7 @@ static struct file_system_type ocxlflash_fs_type = {
static void ocxlflash_release_mapping(struct ocxlflash_context *ctx)
{
if (ctx->mapping)
- simple_release_fs(&ocxlflash_vfs_mount, &ocxlflash_fs_cnt);
+ simple_release_fs(&ocxlflash_fs);
ctx->mapping = NULL;
}
@@ -79,15 +78,14 @@ static struct file *ocxlflash_getfile(struct device *dev, const char *name,
goto err1;
}
- rc = simple_pin_fs(&ocxlflash_fs_type, &ocxlflash_vfs_mount,
- &ocxlflash_fs_cnt);
+ rc = simple_pin_fs(&ocxlflash_fs, &ocxlflash_fs_type);
if (unlikely(rc < 0)) {
dev_err(dev, "%s: Cannot mount ocxlflash pseudofs rc=%d\n",
__func__, rc);
goto err2;
}
- inode = alloc_anon_inode(ocxlflash_vfs_mount->mnt_sb);
+ inode = alloc_anon_inode(ocxlflash_fs.mount->mnt_sb);
if (IS_ERR(inode)) {
rc = PTR_ERR(inode);
dev_err(dev, "%s: alloc_anon_inode failed rc=%d\n",
@@ -95,7 +93,7 @@ static struct file *ocxlflash_getfile(struct device *dev, const char *name,
goto err3;
}
- file = alloc_file_pseudo(inode, ocxlflash_vfs_mount, name,
+ file = alloc_file_pseudo(inode, ocxlflash_fs.mount, name,
flags & (O_ACCMODE | O_NONBLOCK), fops);
if (IS_ERR(file)) {
rc = PTR_ERR(file);
@@ -110,7 +108,7 @@ static struct file *ocxlflash_getfile(struct device *dev, const char *name,
err4:
iput(inode);
err3:
- simple_release_fs(&ocxlflash_vfs_mount, &ocxlflash_fs_cnt);
+ simple_release_fs(&ocxlflash_fs);
err2:
module_put(fops->owner);
err1:
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index cdb45829354d..3cff446f222b 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -64,8 +64,7 @@ typedef struct {
static DEFINE_RWLOCK(entries_lock);
static struct file_system_type bm_fs_type;
-static struct vfsmount *bm_mnt;
-static int entry_count;
+static struct simple_fs bm_fs;
/*
* Max length of the register string. Determined by:
@@ -623,7 +622,7 @@ static void kill_node(Node *e)
drop_nlink(d_inode(dentry));
d_drop(dentry);
dput(dentry);
- simple_release_fs(&bm_mnt, &entry_count);
+ simple_release_fs(&bm_fs);
}
/* /<entry> */
@@ -718,7 +717,7 @@ static ssize_t bm_register_write(struct file *file, const char __user *buffer,
if (!inode)
goto out2;
- err = simple_pin_fs(&bm_fs_type, &bm_mnt, &entry_count);
+ err = simple_pin_fs(&bm_fs, &bm_fs_type);
if (err) {
iput(inode);
inode = NULL;
@@ -732,7 +731,7 @@ static ssize_t bm_register_write(struct file *file, const char __user *buffer,
if (IS_ERR(f)) {
err = PTR_ERR(f);
pr_notice("register: failed to install interpreter file %s\n", e->interpreter);
- simple_release_fs(&bm_mnt, &entry_count);
+ simple_release_fs(&bm_fs);
iput(inode);
inode = NULL;
goto out2;
diff --git a/fs/configfs/mount.c b/fs/configfs/mount.c
index 0c6e8cf61953..9fb2791e5eed 100644
--- a/fs/configfs/mount.c
+++ b/fs/configfs/mount.c
@@ -24,9 +24,8 @@
/* Random magic number */
#define CONFIGFS_MAGIC 0x62656570
-static struct vfsmount *configfs_mount = NULL;
+static struct simple_fs configfs_fs;
struct kmem_cache *configfs_dir_cachep;
-static int configfs_mnt_count = 0;
static void configfs_free_inode(struct inode *inode)
@@ -123,14 +122,13 @@ MODULE_ALIAS_FS("configfs");
struct dentry *configfs_pin_fs(void)
{
- int err = simple_pin_fs(&configfs_fs_type, &configfs_mount,
- &configfs_mnt_count);
- return err ? ERR_PTR(err) : configfs_mount->mnt_root;
+ int err = simple_pin_fs(&configfs_fs, &configfs_fs_type);
+ return err ? ERR_PTR(err) : configfs_fs.mount->mnt_root;
}
void configfs_release_fs(void)
{
- simple_release_fs(&configfs_mount, &configfs_mnt_count);
+ simple_release_fs(&configfs_fs);
}
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index b7f2e971ecbc..5dbb74a23e7c 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -32,8 +32,7 @@
#define DEBUGFS_DEFAULT_MODE 0700
-static struct vfsmount *debugfs_mount;
-static int debugfs_mount_count;
+static struct simple_fs debugfs;
static bool debugfs_registered;
/*
@@ -297,7 +296,7 @@ struct dentry *debugfs_lookup(const char *name, struct dentry *parent)
return NULL;
if (!parent)
- parent = debugfs_mount->mnt_root;
+ parent = debugfs.mount->mnt_root;
dentry = lookup_positive_unlocked(name, parent, strlen(name));
if (IS_ERR(dentry))
@@ -316,8 +315,7 @@ static struct dentry *start_creating(const char *name, struct dentry *parent)
if (IS_ERR(parent))
return parent;
- error = simple_pin_fs(&debug_fs_type, &debugfs_mount,
- &debugfs_mount_count);
+ error = simple_pin_fs(&debugfs, &debug_fs_type);
if (error) {
pr_err("Unable to pin filesystem for file '%s'\n", name);
return ERR_PTR(error);
@@ -329,7 +327,7 @@ static struct dentry *start_creating(const char *name, struct dentry *parent)
* have around.
*/
if (!parent)
- parent = debugfs_mount->mnt_root;
+ parent = debugfs.mount->mnt_root;
inode_lock(d_inode(parent));
if (unlikely(IS_DEADDIR(d_inode(parent))))
@@ -349,7 +347,7 @@ static struct dentry *start_creating(const char *name, struct dentry *parent)
if (IS_ERR(dentry)) {
inode_unlock(d_inode(parent));
- simple_release_fs(&debugfs_mount, &debugfs_mount_count);
+ simple_release_fs(&debugfs);
}
return dentry;
@@ -359,7 +357,7 @@ static struct dentry *failed_creating(struct dentry *dentry)
{
inode_unlock(d_inode(dentry->d_parent));
dput(dentry);
- simple_release_fs(&debugfs_mount, &debugfs_mount_count);
+ simple_release_fs(&debugfs);
return ERR_PTR(-ENOMEM);
}
@@ -676,9 +674,9 @@ static void __debugfs_file_removed(struct dentry *dentry)
static void remove_one(struct dentry *victim)
{
- if (d_is_reg(victim))
+ if (d_is_reg(victim))
__debugfs_file_removed(victim);
- simple_release_fs(&debugfs_mount, &debugfs_mount_count);
+ simple_release_fs(&debugfs);
}
/**
@@ -699,9 +697,9 @@ void debugfs_remove(struct dentry *dentry)
if (IS_ERR_OR_NULL(dentry))
return;
- simple_pin_fs(&debug_fs_type, &debugfs_mount, &debugfs_mount_count);
+ simple_pin_fs(&debugfs, &debug_fs_type);
simple_recursive_removal(dentry, remove_one);
- simple_release_fs(&debugfs_mount, &debugfs_mount_count);
+ simple_release_fs(&debugfs);
}
EXPORT_SYMBOL_GPL(debugfs_remove);
diff --git a/fs/libfs.c b/fs/libfs.c
index 3759fbacf522..54e07ae986ca 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -665,39 +665,64 @@ EXPORT_SYMBOL(simple_fill_super);
static DEFINE_SPINLOCK(pin_fs_lock);
-int simple_pin_fs(struct file_system_type *type, struct vfsmount **mount, int *count)
+/**
+ * simple_pin_fs - generic function to pin (mount if needed,
+ * otherwise add a reference to the mount) a filesystem
+ * @fs: a pointer to a the simple_fs struct containing a struct vfs_mount
+ * pointer (that can be NULL) and a counter.
+ * @type: a pointer to the file system type used by vfs_kern_mount.
+ *
+ * This function sets fs->mount if NULL, by calling vfs_kern_mount
+ * on @type.
+ * It also takes care of incrementing the reference counter.
+ *
+ * This function will return 0 in case of success, and PTR_ERR(-ERROR)
+ * if vfs_kern_mount fails.
+ **/
+int simple_pin_fs(struct simple_fs *fs, struct file_system_type *type)
{
struct vfsmount *mnt = NULL;
spin_lock(&pin_fs_lock);
- if (unlikely(!*mount)) {
+ if (unlikely(!fs->mount)) {
spin_unlock(&pin_fs_lock);
mnt = vfs_kern_mount(type, SB_KERNMOUNT, type->name, NULL);
if (IS_ERR(mnt))
return PTR_ERR(mnt);
spin_lock(&pin_fs_lock);
- if (!*mount)
- *mount = mnt;
+ if (!fs->mount)
+ fs->mount = mnt;
}
- mntget(*mount);
- ++*count;
+ mntget(fs->mount);
+ ++fs->count;
spin_unlock(&pin_fs_lock);
mntput(mnt);
return 0;
}
EXPORT_SYMBOL(simple_pin_fs);
-void simple_release_fs(struct vfsmount **mount, int *count)
+/**
+ * simple_release_fs - decrements the reference counter and unmounts the
+ * file system.
+ * @fs: a pointer to a struct simple_fs containing the reference counter
+ * and vfs_mount pointer
+ *
+ * This function decrements the refcount of the given file system and
+ * if 0 sets the mount pointer to NULL.
+ **/
+void simple_release_fs(struct simple_fs *fs)
{
struct vfsmount *mnt;
spin_lock(&pin_fs_lock);
- mnt = *mount;
- if (!--*count)
- *mount = NULL;
+ mnt = fs->mount;
+ if (!--fs->count)
+ fs->mount = NULL;
spin_unlock(&pin_fs_lock);
mntput(mnt);
}
EXPORT_SYMBOL(simple_release_fs);
+
+
/**
* simple_read_from_buffer - copy data from the buffer to user space
* @to: the user space buffer to read to
diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c
index 0ee8c6dfb036..370eb38ff1ad 100644
--- a/fs/tracefs/inode.c
+++ b/fs/tracefs/inode.c
@@ -24,8 +24,7 @@
#define TRACEFS_DEFAULT_MODE 0700
-static struct vfsmount *tracefs_mount;
-static int tracefs_mount_count;
+static struct simple_fs tracefs;
static bool tracefs_registered;
static ssize_t default_read_file(struct file *file, char __user *buf,
@@ -316,8 +315,7 @@ static struct dentry *start_creating(const char *name, struct dentry *parent)
pr_debug("tracefs: creating file '%s'\n",name);
- error = simple_pin_fs(&trace_fs_type, &tracefs_mount,
- &tracefs_mount_count);
+ error = simple_pin_fs(&tracefs, &trace_fs_type);
if (error)
return ERR_PTR(error);
@@ -327,7 +325,7 @@ static struct dentry *start_creating(const char *name, struct dentry *parent)
* have around.
*/
if (!parent)
- parent = tracefs_mount->mnt_root;
+ parent = tracefs.mount->mnt_root;
inode_lock(parent->d_inode);
if (unlikely(IS_DEADDIR(parent->d_inode)))
@@ -341,7 +339,7 @@ static struct dentry *start_creating(const char *name, struct dentry *parent)
if (IS_ERR(dentry)) {
inode_unlock(parent->d_inode);
- simple_release_fs(&tracefs_mount, &tracefs_mount_count);
+ simple_release_fs(&tracefs);
}
return dentry;
@@ -351,7 +349,7 @@ static struct dentry *failed_creating(struct dentry *dentry)
{
inode_unlock(dentry->d_parent->d_inode);
dput(dentry);
- simple_release_fs(&tracefs_mount, &tracefs_mount_count);
+ simple_release_fs(&tracefs);
return NULL;
}
@@ -504,7 +502,7 @@ __init struct dentry *tracefs_create_instance_dir(const char *name,
static void remove_one(struct dentry *victim)
{
- simple_release_fs(&tracefs_mount, &tracefs_mount_count);
+ simple_release_fs(&tracefs);
}
/**
@@ -520,9 +518,9 @@ void tracefs_remove(struct dentry *dentry)
if (IS_ERR_OR_NULL(dentry))
return;
- simple_pin_fs(&trace_fs_type, &tracefs_mount, &tracefs_mount_count);
+ simple_pin_fs(&tracefs, &trace_fs_type);
simple_recursive_removal(dentry, remove_one);
- simple_release_fs(&tracefs_mount, &tracefs_mount_count);
+ simple_release_fs(&tracefs);
}
/**
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 4f6f59b4f22a..a3691c132b3a 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -3363,8 +3363,14 @@ struct tree_descr { const char *name; const struct file_operations *ops; int mod
struct dentry *d_alloc_name(struct dentry *, const char *);
extern int simple_fill_super(struct super_block *, unsigned long,
const struct tree_descr *);
-extern int simple_pin_fs(struct file_system_type *, struct vfsmount **mount, int *count);
-extern void simple_release_fs(struct vfsmount **mount, int *count);
+
+struct simple_fs {
+ struct vfsmount *mount;
+ int count;
+};
+
+extern int simple_pin_fs(struct simple_fs *, struct file_system_type *);
+extern void simple_release_fs(struct simple_fs *);
extern ssize_t simple_read_from_buffer(void __user *to, size_t count,
loff_t *ppos, const void *from, size_t available);
diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c
index 36f848734902..00f0158fb1e1 100644
--- a/security/apparmor/apparmorfs.c
+++ b/security/apparmor/apparmorfs.c
@@ -140,8 +140,7 @@ static int mangle_name(const char *name, char *target)
*/
#define AAFS_NAME "apparmorfs"
-static struct vfsmount *aafs_mnt;
-static int aafs_count;
+static struct simple_fs aafs;
static int aafs_show_path(struct seq_file *seq, struct dentry *dentry)
@@ -273,7 +272,7 @@ static struct dentry *aafs_create(const char *name, umode_t mode,
if (!(mode & S_IFMT))
mode = (mode & S_IALLUGO) | S_IFREG;
- error = simple_pin_fs(&aafs_ops, &aafs_mnt, &aafs_count);
+ error = simple_pin_fs(&aafs, &aafs_ops);
if (error)
return ERR_PTR(error);
@@ -303,7 +302,7 @@ static struct dentry *aafs_create(const char *name, umode_t mode,
fail_lock:
inode_unlock(dir);
- simple_release_fs(&aafs_mnt, &aafs_count);
+ simple_release_fs(&aafs);
return ERR_PTR(error);
}
@@ -395,7 +394,7 @@ static void aafs_remove(struct dentry *dentry)
dput(dentry);
}
inode_unlock(dir);
- simple_release_fs(&aafs_mnt, &aafs_count);
+ simple_release_fs(&aafs);
}
@@ -1824,7 +1823,7 @@ static int ns_mkdir_op(struct inode *dir, struct dentry *dentry, umode_t mode)
* for pin_fs
*/
inode_unlock(dir);
- error = simple_pin_fs(&aafs_ops, &aafs_mnt, &aafs_count);
+ error = simple_pin_fs(&aafs, &aafs_ops);
mutex_lock_nested(&parent->lock, parent->level);
inode_lock_nested(dir, I_MUTEX_PARENT);
if (error)
@@ -1845,7 +1844,7 @@ static int ns_mkdir_op(struct inode *dir, struct dentry *dentry, umode_t mode)
aa_put_ns(ns); /* list ref remains */
out_pin:
if (error)
- simple_release_fs(&aafs_mnt, &aafs_count);
+ simple_release_fs(&aafs);
out:
mutex_unlock(&parent->lock);
aa_put_ns(parent);
@@ -2580,7 +2579,7 @@ static const char *policy_get_link(struct dentry *dentry,
return ERR_PTR(-ECHILD);
ns = aa_get_current_ns();
- path.mnt = mntget(aafs_mnt);
+ path.mnt = mntget(aafs.mount);
path.dentry = dget(ns_dir(ns));
error = nd_jump_link(&path);
aa_put_ns(ns);
@@ -2631,10 +2630,10 @@ static int __init aa_create_aafs(void)
}
/* setup apparmorfs used to virtualize policy/ */
- aafs_mnt = kern_mount(&aafs_ops);
- if (IS_ERR(aafs_mnt))
+ aafs.mount = kern_mount(&aafs_ops);
+ if (IS_ERR(aafs.mount))
panic("can't set apparmorfs up\n");
- aafs_mnt->mnt_sb->s_flags &= ~SB_NOUSER;
+ aafs.mount->mnt_sb->s_flags &= ~SB_NOUSER;
/* Populate fs tree. */
error = entry_create_dir(&aa_sfs_entry, NULL);
@@ -2667,8 +2666,8 @@ static int __init aa_create_aafs(void)
/* policy tree referenced by magic policy symlink */
mutex_lock_nested(&root_ns->lock, root_ns->level);
- error = __aafs_ns_mkdir(root_ns, aafs_mnt->mnt_root, ".policy",
- aafs_mnt->mnt_root);
+ error = __aafs_ns_mkdir(root_ns, aafs.mount->mnt_root, ".policy",
+ aafs.mount->mnt_root);
mutex_unlock(&root_ns->lock);
if (error)
goto error;
diff --git a/security/inode.c b/security/inode.c
index 6c326939750d..8a1bee35470a 100644
--- a/security/inode.c
+++ b/security/inode.c
@@ -22,8 +22,7 @@
#include <linux/lsm_hooks.h>
#include <linux/magic.h>
-static struct vfsmount *mount;
-static int mount_count;
+static struct simple_fs securityfs;
static void securityfs_free_inode(struct inode *inode)
{
@@ -118,12 +117,12 @@ static struct dentry *securityfs_create_dentry(const char *name, umode_t mode,
pr_debug("securityfs: creating file '%s'\n",name);
- error = simple_pin_fs(&fs_type, &mount, &mount_count);
+ error = simple_pin_fs(&securityfs, &fs_type);
if (error)
return ERR_PTR(error);
if (!parent)
- parent = mount->mnt_root;
+ parent = securityfs.mount->mnt_root;
dir = d_inode(parent);
@@ -168,7 +167,7 @@ static struct dentry *securityfs_create_dentry(const char *name, umode_t mode,
dentry = ERR_PTR(error);
out:
inode_unlock(dir);
- simple_release_fs(&mount, &mount_count);
+ simple_release_fs(&securityfs);
return dentry;
}
@@ -309,7 +308,7 @@ void securityfs_remove(struct dentry *dentry)
dput(dentry);
}
inode_unlock(dir);
- simple_release_fs(&mount, &mount_count);
+ simple_release_fs(&securityfs);
}
EXPORT_SYMBOL_GPL(securityfs_remove);
--
2.25.2
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