From: Dmitry Shmidt <dimitrysh@google.com>
Date: Wed, 29 Jul 2009 17:22:03 +0000 (-0700)
Subject: mmc: sdio: Claim host in sdio_reset_comm()
X-Git-Tag: firefly_0821_release~2958^2~492
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3e5b5b47e1b93761146d0145766b1bdc3bcd2967;p=firefly-linux-kernel-4.4.55.git

mmc: sdio: Claim host in sdio_reset_comm()

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
---

diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index b90dd9e62999..a4e3733f61e0 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -10,6 +10,7 @@
  */
 
 #include <linux/err.h>
+#include <linux/module.h>
 #include <linux/pm_runtime.h>
 
 #include <linux/mmc/host.h>
@@ -1224,6 +1225,8 @@ int sdio_reset_comm(struct mmc_card *card)
 	int err;
 
 	printk("%s():\n", __func__);
+	mmc_claim_host(host);
+
 	mmc_go_idle(host);
 
 	mmc_set_clock(host, host->f_min);
@@ -1264,13 +1267,12 @@ int sdio_reset_comm(struct mmc_card *card)
 	err = sdio_enable_wide(card);
 	if (err)
 		goto err;
-
+	mmc_release_host(host);
 	return 0;
- err:
+err:
 	printk("%s: Error resetting SDIO communications (%d)\n",
 	       mmc_hostname(host), err);
+	mmc_release_host(host);
 	return err;
 }
 EXPORT_SYMBOL(sdio_reset_comm);
-
-