unexport blk_max_pfn

blk_max_pfn can now be unexported.

Signed-off-by: Adrian Bunk <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
diff --git a/block/blk-settings.c b/block/blk-settings.c
index 5713f7e..77b51dc 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -14,7 +14,6 @@
 EXPORT_SYMBOL(blk_max_low_pfn);
 
 unsigned long blk_max_pfn;
-EXPORT_SYMBOL(blk_max_pfn);
 
 /**
  * blk_queue_prep_rq - set a prepare_request function for queue