diff options
Diffstat (limited to 'kernel/sys.c')
| -rw-r--r-- | kernel/sys.c | 10 | 
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/sys.c b/kernel/sys.c index e7006eb6c1e..b82568b7d20 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -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;  |