mmc: core: Do not leave the block driver in a suspended state

commit ebe7dd45cf49e3b49cacbaace17f9f878f21fbea upstream.

The block driver must be resumed if the mmc bus fails to suspend the card.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c
index 301246513a3709dfa73b9d07d2daab900252e5ba..7f428e387de3f202bc715b6e5cff9de32d52f317 100644 (file)
--- a/drivers/mmc/core/bus.c
+++ b/drivers/mmc/core/bus.c
@@ -157,6 +157,9 @@ static int mmc_bus_suspend(struct device *dev)
                return ret;
 
        ret = host->bus_ops->suspend(host);
+       if (ret)
+               pm_generic_resume(dev);
+
        return ret;
 }