Merge branch 'cpuidle' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux...

[linux-drm-fsl-dcu.git] / kernel / sys.c

diff --git a/kernel/sys.c b/kernel/sys.c
index a8c9f5a7dda68f9afd60449a3f9fe0b7d048a6f1..ea9c881098941ecd9bbb42fa69a3ddb958d2ec41 100644 (file)
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -2210,9 +2210,13 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
                up_write(&me->mm->mmap_sem);
                break;
        case PR_MPX_ENABLE_MANAGEMENT:
+               if (arg2 || arg3 || arg4 || arg5)
+                       return -EINVAL;
                error = MPX_ENABLE_MANAGEMENT(me);
                break;
        case PR_MPX_DISABLE_MANAGEMENT:
+               if (arg2 || arg3 || arg4 || arg5)
+                       return -EINVAL;
                error = MPX_DISABLE_MANAGEMENT(me);
                break;
        default: