From af21cbb1ef6aa366fcb629ea4d4330300ba22de7 Mon Sep 17 00:00:00 2001
From: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Date: Fri, 1 Apr 2011 13:28:45 +0400
Subject: pcmcia: limit pxa2xx_balloon3 subdriver to balloon3 platform

pxa2xx_balloon3 tries to register pxa2xx-pcmcia device not checking whether
machine is really balloon3, thus messing multi-machine kernels. Fix it up.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
---
 drivers/pcmcia/pxa2xx_balloon3.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'drivers/pcmcia')

diff --git a/drivers/pcmcia/pxa2xx_balloon3.c b/drivers/pcmcia/pxa2xx_balloon3.c
index 453c54c97612..4c3e94c0ae85 100644
--- a/drivers/pcmcia/pxa2xx_balloon3.c
+++ b/drivers/pcmcia/pxa2xx_balloon3.c
@@ -25,6 +25,8 @@
 
 #include <mach/balloon3.h>
 
+#include <asm/mach-types.h>
+
 #include "soc_common.h"
 
 /*
@@ -127,6 +129,9 @@ static int __init balloon3_pcmcia_init(void)
 {
 	int ret;
 
+	if (!machine_is_balloon3())
+		return -ENODEV;
+
 	balloon3_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
 	if (!balloon3_pcmcia_device)
 		return -ENOMEM;
-- 
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