From: Jean Delvare <khali@linux-fr.org>
Date: Sun, 16 Dec 2012 21:00:50 +0000 (+0100)
Subject: pcmcia/vrc4171: Add missing spinlock init
X-Git-Tag: v3.2.40~143
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=26d9655e02f35f47c2d2fd026dcd19a7d0b233cd;p=thirdparty%2Fkernel%2Fstable.git

pcmcia/vrc4171: Add missing spinlock init

commit 811af9723859884f2f771f3174f3ddedab7c53b5 upstream.

It doesn't seem this spinlock was properly initialized. This bug was
introduced by commit 7a410e8d4d97457c8c381e2de9cdc7bd3306badc.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

diff --git a/drivers/pcmcia/vrc4171_card.c b/drivers/pcmcia/vrc4171_card.c
index 86e4a1a3c6426..6bb02ab5dd9aa 100644
--- a/drivers/pcmcia/vrc4171_card.c
+++ b/drivers/pcmcia/vrc4171_card.c
@@ -246,6 +246,7 @@ static int pccard_init(struct pcmcia_socket *sock)
 	socket = &vrc4171_sockets[slot];
 	socket->csc_irq = search_nonuse_irq();
 	socket->io_irq = search_nonuse_irq();
+	spin_lock_init(&socket->lock);
 
 	return 0;
 }