linux-kernel - [PATCH]fix VM_CAN_NONLINEAR check in sys_remap_file

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Date:	Mon, 8 Oct 2007 19:45:08 +0800
From:	"Yan Zheng" <yanzheng@...n.com>
To:	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org
Subject: [PATCH]fix VM_CAN_NONLINEAR check in sys_remap_file_pages

Hi all

The test for VM_CAN_NONLINEAR always fails

Signed-off-by: Yan Zheng<yanzheng@...n.com>
----
diff -ur linux-2.6.23-rc9/mm/fremap.c linux/mm/fremap.c
--- linux-2.6.23-rc9/mm/fremap.c	2007-10-07 15:03:33.000000000 +0800
+++ linux/mm/fremap.c	2007-10-08 19:33:44.000000000 +0800
@@ -160,7 +160,7 @@
 	if (vma->vm_private_data && !(vma->vm_flags & VM_NONLINEAR))
 		goto out;

-	if (!vma->vm_flags & VM_CAN_NONLINEAR)
+	if (!(vma->vm_flags & VM_CAN_NONLINEAR))
 		goto out;

 	if (end <= start || start < vma->vm_start || end > vma->vm_end)
-
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