[ARM] 5245/1: Fix warning about unused return value in drivers/pcmcia

Fix warning when compiling "drivers/pcmcia/soc-common.c"
The return value of the function "device_create_file"
was not used / assigned.

Signed-off-by: Jrgen Schindele <linux@schindele.name>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c
index c48f3f6..da39721 100644
--- a/drivers/pcmcia/soc_common.c
+++ b/drivers/pcmcia/soc_common.c
@@ -748,7 +748,9 @@
 
 		add_timer(&skt->poll_timer);
 
-		device_create_file(&skt->socket.dev, &dev_attr_status);
+		ret = device_create_file(&skt->socket.dev, &dev_attr_status);
+		if (ret)
+			goto out_err_8;
 	}
 
 	dev_set_drvdata(dev, sinfo);
@@ -758,6 +760,8 @@
 	do {
 		skt = &sinfo->skt[i];
 
+		device_remove_file(&skt->socket.dev, &dev_attr_status);
+ out_err_8:
 		del_timer_sync(&skt->poll_timer);
 		pcmcia_unregister_socket(&skt->socket);