mci: core: Check return value of dev_add_param_bool
Commit 03b59bd changed the
return values of dev_add_param_* to ERR_PTR(-ENOSYS) and broke a few boards.
We have now to care about the return value of dev_add_param_bool() in
mci_register().

Also set the ret variable when dev_add_param_bool() fails.

Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent ccee789 commit f28ea921819c6cc8bdd68614c5762c8afddbda58
@Wadim Egorov Wadim Egorov authored on 18 Mar 2015
Sascha Hauer committed on 19 Mar 2015
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drivers/mci/mci-core.c