diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index c87959f12760462ca76740737e7cc839bdd4fc58..15d9121a517ea117f9cb8369513ef426bec3cb59 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -763,7 +763,7 @@ iblock_parse_cdb(struct se_cmd *cmd)
 	return sbc_parse_cdb(cmd, &iblock_sbc_ops);
 }
 
-bool iblock_get_write_cache(struct se_device *dev)
+static bool iblock_get_write_cache(struct se_device *dev)
 {
 	struct iblock_dev *ib_dev = IBLOCK_DEV(dev);
 	struct block_device *bd = ib_dev->ibd_bd;