diff --git a/block/blk-settings.c b/block/blk-settings.c
index a60e959..d70692b 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -443,7 +443,7 @@
 }
 EXPORT_SYMBOL(blk_queue_update_dma_alignment);
 
-int __init blk_settings_init(void)
+static int __init blk_settings_init(void)
 {
 	blk_max_low_pfn = max_low_pfn - 1;
 	blk_max_pfn = max_pfn - 1;