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Subject[PATCH 1/2] mmc: core: Do not export MMC_NAME= and MODALIAS=mmc:block for SDIO cards
Date
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 <pali@kernel.org>
Reviewed-by: Marek Behún <marek.behun@nic.cz>
---
drivers/mmc/core/bus.c | 23 ++++++++++++++---------
1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c
index 74de3f2dd..103eea7cd 100644
--- a/drivers/mmc/core/bus.c
+++ b/drivers/mmc/core/bus.c
@@ -93,15 +93,20 @@ mmc_bus_uevent(struct device *dev, struct kobj_uevent_env *env)
return retval;
}

- retval = add_uevent_var(env, "MMC_NAME=%s", mmc_card_name(card));
- if (retval)
- return retval;
-
- /*
- * Request the mmc_block device. Note: that this is a direct request
- * for the module it carries no information as to what is inserted.
- */
- retval = add_uevent_var(env, "MODALIAS=mmc:block");
+ if (card->type != MMC_TYPE_SDIO) {
+ retval = add_uevent_var(env, "MMC_NAME=%s", mmc_card_name(card));
+ if (retval)
+ return retval;
+
+ /*
+ * Request the mmc_block device.
+ * Note: that this is a direct request for the module it carries
+ * no information as to what is inserted.
+ */
+ retval = add_uevent_var(env, "MODALIAS=mmc:block");
+ if (retval)
+ return retval;
+ }

return retval;
}
--
2.20.1
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