diff --git a/sys/dev/mmc/mmc_fdt_helpers.c b/sys/dev/mmc/mmc_fdt_helpers.c
index 9d120fa01a26..175de28ac5fb 100644
--- a/sys/dev/mmc/mmc_fdt_helpers.c
+++ b/sys/dev/mmc/mmc_fdt_helpers.c
@@ -407,7 +407,7 @@ mmc_fdt_gpio_get_present(struct mmc_fdt_helper *helper)
 
 	gpio_pin_is_active(helper->cd_pin, &pinstate);
 
-	return (pinstate ^ !!(helper->props & MMC_PROP_CD_INVERTED));
+	return (pinstate ^ (bool)(helper->props & MMC_PROP_CD_INVERTED));
 }
 
 bool
@@ -423,7 +423,7 @@ mmc_fdt_gpio_get_readonly(struct mmc_fdt_helper *helper)
 
 	gpio_pin_is_active(helper->wp_pin, &pinstate);
 
-	return (pinstate ^ !!(helper->props & MMC_PROP_WP_INVERTED));
+	return (pinstate ^ (bool)(helper->props & MMC_PROP_WP_INVERTED));
 }
 
 void