linux-kernel - [PATCH] USB: Realtek cr: fix autopm scheduling while atomic

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Message-ID: <20120126112942.GC2451@redhat.com>
Date:	Thu, 26 Jan 2012 12:29:42 +0100
From:	Stanislaw Gruszka <sgruszka@...hat.com>
To:	Greg KH <greg@...ah.com>,
	Matthew Dharm <mdharm-usb@...-eyed-alien.net>
Cc:	Francis Moreau <francis.moro@...il.com>,
	Josh Boyer <jwboyer@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
	"John W. Linville" <linville@...driver.com>,
	Arend van Spriel <arend@...adcom.com>,
	linux-usb@...r.kernel.org
Subject: [PATCH] USB: Realtek cr: fix autopm scheduling while atomic 

Resolves:
https://bugzilla.redhat.com/show_bug.cgi?id=784345

Reported-by: Francis Moreau <francis.moro@...il.com>
Reported-and-tested-by: Christian D <chrisudeussen@...il.com>
Reported-and-tested-by: Jimmy Dorff <jdorff@....duke.edu>
Reported-and-tested-by: collura@...e.org
Cc: stable@...r.kernel.org # 3.2+
Signed-off-by: Stanislaw Gruszka <sgruszka@...hat.com>

diff --git a/drivers/usb/storage/realtek_cr.c b/drivers/usb/storage/realtek_cr.c
index 1f62723..d32f720 100644
--- a/drivers/usb/storage/realtek_cr.c
+++ b/drivers/usb/storage/realtek_cr.c
@@ -789,7 +789,7 @@ static void rts51x_suspend_timer_fn(unsigned long data)
 			rts51x_set_stat(chip, RTS51X_STAT_SS);
 			/* ignore mass storage interface's children */
 			pm_suspend_ignore_children(&us->pusb_intf->dev, true);
-			usb_autopm_put_interface(us->pusb_intf);
+			usb_autopm_put_interface_async(us->pusb_intf);
 			US_DEBUGP("%s: RTS51X_STAT_SS 01,"
 				"intf->pm_usage_cnt:%d, power.usage:%d\n",
 				__func__,
--
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