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-rw-r--r--kernel/auditsc.c40
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;