From ebe7dd45cf49e3b49cacbaace17f9f878f21fbea Mon Sep 17 00:00:00 2001
From: Adrian Hunter <adrian.hunter@intel.com>
Date: Tue, 21 Nov 2017 15:42:29 +0200
Subject: [PATCH] mmc: core: Do not leave the block driver in a suspended state
Git-commit: ebe7dd45cf49e3b49cacbaace17f9f878f21fbea
Patch-mainline: v4.15-rc2
References: bsc#1051510

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>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/mmc/core/bus.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/mmc/core/bus.c
+++ b/drivers/mmc/core/bus.c
@@ -157,6 +157,9 @@ static int mmc_bus_suspend(struct device
 		return ret;
 
 	ret = host->bus_ops->suspend(host);
+	if (ret)
+		pm_generic_resume(dev);
+
 	return ret;
 }