mmc: fix switch issue with send_status disabled

When send_status is false or wait_dat0 is not supported, the switch
function should not send CMD13 but directly return.

Signed-off-by: Ye Li <ye.li@nxp.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>

diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index bd348974ae7d21fc154ff1e734e6d0049da15e04..6f767cbd63530dadae4f8c3931e7aaf7ac68c86f 100644 (file)
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -823,7 +823,7 @@ static int __mmc_switch(struct mmc *mmc, u8 set, u8 index, u8 value,
         * capable of polling by using mmc_wait_dat0, then rely on waiting the
         * stated timeout to be sufficient.
         */
-       if (ret == -ENOSYS && !send_status) {
+       if (ret == -ENOSYS || !send_status) {
                mdelay(timeout_ms);
                return 0;
        }