[PATCH] drm/ttm: Fix comment typo

[min tang]

The double `sure' is duplicated in line 454, remove one.

Signed-off-by: min tang <tangmin at cdjrlc.com>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_page_dirty.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_page_dirty.c b/drivers/gpu/drm/vmwgfx/vmwgfx_page_dirty.c
index 7bc99b1279f7..2e9349e01e8e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_page_dirty.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_page_dirty.c
@@ -450,7 +450,7 @@ vm_fault_t vmw_bo_vm_fault(struct vm_fault *vmf)
 	}
 
 	/*
-	 * If we don't track dirty using the MKWRITE method, make sure
+	 * If we don't track dirty using the MKWRITE method, make
 	 * sure the page protection is write-enabled so we don't get
 	 * a lot of unnecessary write faults.
 	 */
-- 
2.17.1