diff options
Diffstat (limited to 'kernel/auditsc.c')
-rw-r--r-- | kernel/auditsc.c | 40 |
1 files changed, 3 insertions, 37 deletions
diff --git a/kernel/auditsc.c b/kernel/auditsc.c index 072566dd0caf..132dbcdef6ec 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -1882,44 +1882,10 @@ out_alloc: n = audit_alloc_name(context, AUDIT_TYPE_UNKNOWN); if (!n) return; - /* unfortunately, while we may have a path name to record with the - * inode, we can't always rely on the string lasting until the end of - * the syscall so we need to create our own copy, it may fail due to - * memory allocation issues, but we do our best */ - if (name) { - /* we can't use getname_kernel() due to size limits */ - size_t len = strlen(name->name) + 1; - struct filename *new = __getname(); - - if (unlikely(!new)) - goto out; + if (name) + /* no need to set ->name_put as the original will cleanup */ + n->name = name; - if (len <= (PATH_MAX - sizeof(*new))) { - new->name = (char *)(new) + sizeof(*new); - new->separate = false; - } else if (len <= PATH_MAX) { - /* this looks odd, but is due to final_putname() */ - struct filename *new2; - - new2 = kmalloc(sizeof(*new2), GFP_KERNEL); - if (unlikely(!new2)) { - __putname(new); - goto out; - } - new2->name = (char *)new; - new2->separate = true; - new = new2; - } else { - /* we should never get here, but let's be safe */ - __putname(new); - goto out; - } - strlcpy((char *)new->name, name->name, len); - new->uptr = NULL; - new->aname = n; - n->name = new; - n->name_put = true; - } out: if (parent) { n->name_len = n->name ? parent_len(n->name->name) : AUDIT_NAME_FULL; |