*/
#include <linux/module.h>
#include <linux/cred.h>
+#include <linux/slab.h>
#include <linux/sched.h>
#include <linux/key.h>
#include <linux/keyctl.h>
#include <linux/init_task.h>
#include <linux/security.h>
#include <linux/cn_proc.h>
-#include "cred-internals.h"
#if 0
#define kdebug(FMT, ...) \
#ifdef CONFIG_KEYS
new->tgcred = kzalloc(sizeof(*new->tgcred), GFP_KERNEL);
if (!new->tgcred) {
- kfree(new);
+ kmem_cache_free(cred_jar, new);
return NULL;
}
atomic_set(&new->tgcred->usage, 1);
new = kmem_cache_alloc(cred_jar, GFP_ATOMIC);
if (!new)
- return NULL;
+ goto free_tgcred;
kdebug("prepare_usermodehelper_creds() alloc %p", new);
error:
put_cred(new);
return NULL;
+
+free_tgcred:
+#ifdef CONFIG_KEYS
+ kfree(tgcred);
+#endif
+ return NULL;
}
/*
#endif
BUG_ON(atomic_read(&new->usage) < 1);
- security_commit_creds(new, old);
-
get_cred(new); /* we will require a ref for the subj creds too */
/* dumpability changes */
atomic_dec(&old->user->processes);
alter_cred_subscribers(old, -2);
- sched_switch_user(task);
-
/* send notifications */
if (new->uid != old->uid ||
new->euid != old->euid ||
{
if (cred->magic != CRED_MAGIC)
return true;
- if (atomic_read(&cred->usage) < atomic_read(&cred->subscribers))
- return true;
#ifdef CONFIG_SECURITY_SELINUX
if (selinux_is_enabled()) {
if ((unsigned long) cred->security < PAGE_SIZE)