On 17 December 2014 at 19:32, Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx> wrote: > mmc_select_bus_width() will try to switch to MMC_BUS_WIDTH_4 even if > MMC_CAP_4_BIT_DATA and MMC_CAP_8_BIT_DATA are not set in host->caps. > Return as soon as possible when those flags are not set > > Fixes: 577fb13199b11d8cd75609183649be4b5561243f (mmc: rework > selection of bus speed mode) > > Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx> > Cc: <stable@xxxxxxxxxxxxxxx> # 3.17 Thanks! Applied for fixes. Kind regards Uffe > --- > drivers/mmc/core/mmc.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c > index 02ad79229f65..7466ce098e60 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; > > -- > 2.1.0 > -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
