CRED: Inaugurate COW credentials

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / kernel / fork.c

diff --git a/kernel/fork.c b/kernel/fork.c
index ded1972672a3fbd67797ebcd83448e7b422eaa84..82a7948a664e30021f077c30afbf9f6bd501557b 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1084,10 +1084,8 @@ static struct task_struct *copy_process(unsigned long clone_flags,
                goto bad_fork_cleanup_sighand;
        if ((retval = copy_mm(clone_flags, p)))
                goto bad_fork_cleanup_signal;
-       if ((retval = copy_keys(clone_flags, p)))
-               goto bad_fork_cleanup_mm;
        if ((retval = copy_namespaces(clone_flags, p)))
-               goto bad_fork_cleanup_keys;
+               goto bad_fork_cleanup_mm;
        if ((retval = copy_io(clone_flags, p)))
                goto bad_fork_cleanup_namespaces;
        retval = copy_thread(0, clone_flags, stack_start, stack_size, p, regs);
@@ -1252,8 +1250,6 @@ bad_fork_cleanup_io:
        put_io_context(p->io_context);
 bad_fork_cleanup_namespaces:
        exit_task_namespaces(p);
-bad_fork_cleanup_keys:
-       exit_keys(p);
 bad_fork_cleanup_mm:
        if (p->mm)
                mmput(p->mm);
@@ -1281,6 +1277,7 @@ bad_fork_cleanup_cgroup:
 bad_fork_cleanup_put_domain:
        module_put(task_thread_info(p)->exec_domain->module);
 bad_fork_cleanup_count:
+       atomic_dec(&p->cred->user->processes);
        put_cred(p->cred);
 bad_fork_free:
        free_task(p);