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

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>
Cc: stable@vger.kernel.org # v3.19+
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c
index a4b49e25fe96..7586ff2ad1f1 100644
--- 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;
 }