diff --git a/drivers/jesd204/jesd204-core.c b/drivers/jesd204/jesd204-core.c
index af24620b65aced..a4b03886960a79 100644
--- a/drivers/jesd204/jesd204-core.c
+++ b/drivers/jesd204/jesd204-core.c
@@ -98,7 +98,7 @@ bool jesd204_link_get_paused(const struct jesd204_link *lnk)
 }
 EXPORT_SYMBOL_GPL(jesd204_link_get_paused);
 
-int jesd204_device_count_get()
+int jesd204_device_count_get(void)
 {
 	return jesd204_device_count;
 }