---

yaml --- r: 335685 b: refs/heads/master c: 516bad4 h: refs/heads/master i: 335683: a4447e2 v: v3
git-mirror · Nov 13, 2012 · d77b84b · d77b84b
1 parent 8dd9e40
commit d77b84b
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Showing 2 changed files with 2 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d55c4c613fc4d4ad2ba0fc6fa2b57176d420f7e4
+refs/heads/master: 516bad44b9f3bdcb0be6be0252b7557bf7a149e4
diff --git a/trunk/arch/s390/mm/gup.c b/trunk/arch/s390/mm/gup.c
@@ -180,8 +180,7 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write,
 	addr = start;
 	len = (unsigned long) nr_pages << PAGE_SHIFT;
 	end = start + len;
-	if (unlikely(!access_ok(write ? VERIFY_WRITE : VERIFY_READ,
-					(void __user *)start, len)))
+	if ((end < start) || (end > TASK_SIZE))
 		return 0;
 
 	local_irq_save(flags);