diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 02ad79229f65ecf0b50b9bf29a1f63c0d297910e..7466ce098e60a086e4f60c5111c19c1b85cd6d60 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -886,7 +886,7 @@ static int mmc_select_bus_width(struct mmc_card *card)
 	unsigned idx, bus_width = 0;
 	int err = 0;
 
-	if (!mmc_can_ext_csd(card) &&
+	if (!mmc_can_ext_csd(card) ||
 	    !(host->caps & (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA)))
 		return 0;