diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c
index 7bc4a96b7503..2570daa3e225 100644
--- a/sound/soc/stm/stm32_sai_sub.c
+++ b/sound/soc/stm/stm32_sai_sub.c
@@ -378,8 +378,8 @@ static long stm32_sai_mclk_round_rate(struct clk_hw *hw, unsigned long rate,
 	int div;
 
 	div = stm32_sai_get_clk_div(sai, *prate, rate);
-	if (div < 0)
-		return div;
+	if (div <= 0)
+		return -EINVAL;
 
 	mclk->freq = *prate / div;