diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 8c21b89..4557fe8 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -1413,8 +1413,8 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t
from,
 	int len;
 	uint8_t *buf = ops->oobbuf;

-	DEBUG(MTD_DEBUG_LEVEL3, "nand_read_oob: from = 0x%08Lx, len = %i\n",
-	      (unsigned long long)from, readlen);
+	DEBUG(MTD_DEBUG_LEVEL3, "%s: from = 0x%08Lx, len = %i\n",
+			__func__, (unsigned long long)from, readlen);

 	if (ops->mode == MTD_OOB_AUTO)