From 08fa9073fa55106ae254a7e98de7c5d89f4ddd48 Mon Sep 17 00:00:00 2001
From: Cyrill Gorcunov <gorcunov@gmail.com>
Date: Thu, 7 Jun 2012 14:21:12 -0700
Subject: [PATCH] --- yaml --- r: 310551 b: refs/heads/master c:
 736f24d5e59d699c6e300c5da7e3bb882eddda67 h: refs/heads/master i:   310549:
 45ae0f56196d11f9b7954ac9724734d8869940c5   310547:
 1a69a8aa535058891f9a775ace49bbf3cf6b26b2   310543:
 f102a50b9769d870681a9f32b2d261b7e293688c v: v3

---
 [refs]             |  2 +-
 trunk/kernel/sys.c | 14 --------------
 2 files changed, 1 insertion(+), 15 deletions(-)

diff --git a/[refs] b/[refs]
index fa184c680fa9..23f274a2732b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 300f786b2683f8bb1ec0afb6e1851183a479c86d
+refs/heads/master: 736f24d5e59d699c6e300c5da7e3bb882eddda67
diff --git a/trunk/kernel/sys.c b/trunk/kernel/sys.c
index 0ec1942ba7ea..f0ec44dcd415 100644
--- a/trunk/kernel/sys.c
+++ b/trunk/kernel/sys.c
@@ -1786,14 +1786,6 @@ SYSCALL_DEFINE1(umask, int, mask)
 }
 
 #ifdef CONFIG_CHECKPOINT_RESTORE
-static bool vma_flags_mismatch(struct vm_area_struct *vma,
-			       unsigned long required,
-			       unsigned long banned)
-{
-	return (vma->vm_flags & required) != required ||
-		(vma->vm_flags & banned);
-}
-
 static int prctl_set_mm_exe_file(struct mm_struct *mm, unsigned int fd)
 {
 	struct vm_area_struct *vma;
@@ -1931,12 +1923,6 @@ static int prctl_set_mm(int opt, unsigned long addr,
 			error = -EFAULT;
 			goto out;
 		}
-#ifdef CONFIG_STACK_GROWSUP
-		if (vma_flags_mismatch(vma, VM_READ | VM_WRITE | VM_GROWSUP, 0))
-#else
-		if (vma_flags_mismatch(vma, VM_READ | VM_WRITE | VM_GROWSDOWN, 0))
-#endif
-			goto out;
 		if (opt == PR_SET_MM_START_STACK)
 			mm->start_stack = addr;
 		else if (opt == PR_SET_MM_ARG_START)