[PATCH 2/2] pcmcia: limit pxa2xx_trizeps4 subdriver to trizeps4 platform

Dmitry Eremin-Solenikov dbaryshkov at gmail.com
Fri Apr 1 05:28:46 EDT 2011


pxa2xx_trizeps4 tries to register pxa2xx-pcmcia device not checking whether
machine is really trizeps4, thus messing multi-machine kernels. Fix it up.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov at gmail.com>
---
 drivers/pcmcia/pxa2xx_trizeps4.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/pcmcia/pxa2xx_trizeps4.c b/drivers/pcmcia/pxa2xx_trizeps4.c
index b7e5966..5bb4e1a 100644
--- a/drivers/pcmcia/pxa2xx_trizeps4.c
+++ b/drivers/pcmcia/pxa2xx_trizeps4.c
@@ -226,6 +226,9 @@ static int __init trizeps_pcmcia_init(void)
 {
 	int ret;
 
+	if (!machine_is_trizeps4() && !machine_is_trizeps4wl())
+		return -ENODEV;
+
 	trizeps_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
 	if (!trizeps_pcmcia_device)
 		return -ENOMEM;
-- 
1.7.4.1




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