diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index a9dfb26972f212587e9d6af2b223c39403a65af8..250dc6ec4c82df50f4dabb72a7e2486f093c83f9 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2957,7 +2957,7 @@ static struct dw_mci_board *dw_mci_parse_dt(struct dw_mci *host)
 	}
 
 	/* find out number of slots supported */
-	if (device_property_read_u32(dev, "num-slots", &pdata->num_slots))
+	if (!device_property_read_u32(dev, "num-slots", &pdata->num_slots))
 		dev_info(dev, "'num-slots' was deprecated.\n");
 
 	if (device_property_read_u32(dev, "fifo-depth", &pdata->fifo_depth))