From 8e4d9dcb4205dd43c4297168022ed0c6874fb918 Mon Sep 17 00:00:00 2001
From: Daniel Ritz <daniel.ritz-ml@swissonline.ch>
Date: Sat, 25 Nov 2006 11:09:17 -0800
Subject: [PATCH] [PATCH] fix "pcmcia: fix 'rmmod pcmcia' with unbound devices"

Add required locking to dfbc9e9d33adb1ac9910dd7f8ceb911947039a52

Signed-off-by: Daniel Ritz <daniel.ritz@gmx.ch>
Cc: Dominik Brodowski <linux@dominikbrodowski.net>
Cc: Pavol Gono <Palo.Gono@gmail.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 drivers/pcmcia/ds.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index a20d84d707d9b..21d83a895b21c 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -1272,7 +1272,9 @@ static void pcmcia_bus_remove_socket(struct class_device *class_dev,
 	pccard_register_pcmcia(socket, NULL);
 
 	/* unregister any unbound devices */
+	mutex_lock(&socket->skt_mutex);
 	pcmcia_card_remove(socket, NULL);
+	mutex_unlock(&socket->skt_mutex);
 
 	pcmcia_put_socket(socket);
 
-- 
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