[PATCH] interface_register-001

From:  Michael Still <mikal@stillhq.com>

diff --git a/drivers/input/tsdev.c b/drivers/input/tsdev.c
index 5f8f71843888bcc6e6fb9b2307b62fc08ea916b3..07f370798b41650f15072f507be60b949f9e4691 100644 (file)
--- a/drivers/input/tsdev.c
+++ b/drivers/input/tsdev.c
@@ -385,7 +385,12 @@ static struct device_interface tsdev_intf = {
 
 static int __init tsdev_init(void)
 {
-       interface_register(&tsdev_intf);
+       int retval;
+
+       retval = interface_register(&tsdev_intf);
+       if(retval < 0)
+               return retval;
+
        input_register_handler(&tsdev_handler);
        printk(KERN_INFO "ts: Compaq touchscreen protocol output\n");
        return 0;