From c03ac5e6fad13c3ef9ce505191ae7419fda2fa4f Mon Sep 17 00:00:00 2001 From: Pali Rohár Date: Wed, 27 May 2020 13:08:57 +0200 Subject: mmc: core: Do not export MMC_NAME= and MODALIAS=mmc:block for SDIO cards MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit SDIO non-combo cards are not handled by mmc_block driver and do not have accessible CID register which is used for MMC_NAME= construction. Signed-off-by: Pali Rohár Reviewed-by: Marek Behún Link: https://lore.kernel.org/r/20200527110858.17504-1-pali@kernel.org Signed-off-by: Ulf Hansson --- drivers/mmc/core/bus.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'drivers/mmc') diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c index 74de3f2dda38..b1cb447da764 100644 --- a/drivers/mmc/core/bus.c +++ b/drivers/mmc/core/bus.c @@ -93,6 +93,13 @@ mmc_bus_uevent(struct device *dev, struct kobj_uevent_env *env) return retval; } + /* + * SDIO (non-combo) cards are not handled by mmc_block driver and do not + * have accessible CID register which used by mmc_card_name() function. + */ + if (card->type == MMC_TYPE_SDIO) + return 0; + retval = add_uevent_var(env, "MMC_NAME=%s", mmc_card_name(card)); if (retval) return retval; -- cgit v1.2.3