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-rw-r--r--kernel/sys.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index e7006eb6c1e4..ba0ae8eea6fb 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1908,7 +1908,7 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
error = prctl_get_seccomp();
break;
case PR_SET_SECCOMP:
- error = prctl_set_seccomp(arg2);
+ error = prctl_set_seccomp(arg2, (char __user *)arg3);
break;
case PR_GET_TSC:
error = GET_TSC_CTL(arg2);
@@ -1979,6 +1979,16 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
error = put_user(me->signal->is_child_subreaper,
(int __user *) arg2);
break;
+ case PR_SET_NO_NEW_PRIVS:
+ if (arg2 != 1 || arg3 || arg4 || arg5)
+ return -EINVAL;
+
+ current->no_new_privs = 1;
+ break;
+ case PR_GET_NO_NEW_PRIVS:
+ if (arg2 || arg3 || arg4 || arg5)
+ return -EINVAL;
+ return current->no_new_privs ? 1 : 0;
default:
error = -EINVAL;
break;