diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index 49da4df..3142df0 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -268,6 +268,10 @@ static int mmc_read_switch(struct mmc_card *card)
 		return 0;
 	}
 
+	/* no need, if the host do not support high speed */
+	if (!(card->host->caps & MMC_CAP_SD_HIGHSPEED))
+		return 0;
+
 	err = -EIO;
 
 	status = kmalloc(64, GFP_KERNEL);