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path: root/fs/kernfs/dir.c
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Diffstat (limited to 'fs/kernfs/dir.c')
-rw-r--r--fs/kernfs/dir.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index 2d881b381d2b..6acc9648f986 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -411,8 +411,9 @@ void kernfs_put(struct kernfs_node *kn)
if (kernfs_type(kn) == KERNFS_LINK)
kernfs_put(kn->symlink.target_kn);
- if (!(kn->flags & KERNFS_STATIC_NAME))
- kfree(kn->name);
+
+ kfree_const(kn->name);
+
if (kn->iattr) {
if (kn->iattr->ia_secdata)
security_release_secctx(kn->iattr->ia_secdata,
@@ -506,15 +507,12 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,
const char *name, umode_t mode,
unsigned flags)
{
- char *dup_name = NULL;
struct kernfs_node *kn;
int ret;
- if (!(flags & KERNFS_STATIC_NAME)) {
- name = dup_name = kstrdup(name, GFP_KERNEL);
- if (!name)
- return NULL;
- }
+ name = kstrdup_const(name, GFP_KERNEL);
+ if (!name)
+ return NULL;
kn = kmem_cache_zalloc(kernfs_node_cache, GFP_KERNEL);
if (!kn)
@@ -538,7 +536,7 @@ static struct kernfs_node *__kernfs_new_node(struct kernfs_root *root,
err_out2:
kmem_cache_free(kernfs_node_cache, kn);
err_out1:
- kfree(dup_name);
+ kfree_const(name);
return NULL;
}
@@ -1264,7 +1262,7 @@ int kernfs_rename_ns(struct kernfs_node *kn, struct kernfs_node *new_parent,
/* rename kernfs_node */
if (strcmp(kn->name, new_name) != 0) {
error = -ENOMEM;
- new_name = kstrdup(new_name, GFP_KERNEL);
+ new_name = kstrdup_const(new_name, GFP_KERNEL);
if (!new_name)
goto out;
} else {
@@ -1285,9 +1283,7 @@ int kernfs_rename_ns(struct kernfs_node *kn, struct kernfs_node *new_parent,
kn->ns = new_ns;
if (new_name) {
- if (!(kn->flags & KERNFS_STATIC_NAME))
- old_name = kn->name;
- kn->flags &= ~KERNFS_STATIC_NAME;
+ old_name = kn->name;
kn->name = new_name;
}
@@ -1297,7 +1293,7 @@ int kernfs_rename_ns(struct kernfs_node *kn, struct kernfs_node *new_parent,
kernfs_link_sibling(kn);
kernfs_put(old_parent);
- kfree(old_name);
+ kfree_const(old_name);
error = 0;
out: