From: Daniel Ritz <daniel.ritz-ml@swissonline.ch>
Date: Sat, 25 Nov 2006 19:09:17 +0000 (-0800)
Subject: [PATCH] fix "pcmcia: fix 'rmmod pcmcia' with unbound devices"
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=8e4d9dcb4205dd43c4297168022ed0c6874fb918;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[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>
---

diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index a20d84d707d9..21d83a895b21 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);