diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 6e1d46a65d0..52013ed4b44 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -3060,7 +3060,7 @@ static struct platform_driver d40_driver = {
 	},
 };
 
-int __init stedma40_init(void)
+static int __init stedma40_init(void)
 {
 	return platform_driver_probe(&d40_driver, d40_probe);
 }