diff --git a/drivers/mtd/nand/raw/cadence-nand-controller.c b/drivers/mtd/nand/raw/cadence-nand-controller.c
index 32ed38b89394..21eabedc2ed1 100644
--- a/drivers/mtd/nand/raw/cadence-nand-controller.c
+++ b/drivers/mtd/nand/raw/cadence-nand-controller.c
@@ -1015,7 +1015,7 @@ static int cadence_nand_cdma_send(struct cdns_nand_ctrl *cdns_ctrl,
 }
 
 /* Send SDMA command and wait for finish. */
-static u32
+static int
 cadence_nand_cdma_send_and_wait(struct cdns_nand_ctrl *cdns_ctrl,
 				u8 thread)
 {