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path: root/drivers/i2c/busses/i2c-parport.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-parport.c')
-rw-r--r--drivers/i2c/busses/i2c-parport.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-parport.c b/drivers/i2c/busses/i2c-parport.c
index 7e2e8cd1c14..934bd55bae1 100644
--- a/drivers/i2c/busses/i2c-parport.c
+++ b/drivers/i2c/busses/i2c-parport.c
@@ -241,9 +241,14 @@ static struct parport_driver i2c_parport_driver = {
static int __init i2c_parport_init(void)
{
- if (type < 0 || type >= ARRAY_SIZE(adapter_parm)) {
+ if (type < 0) {
+ printk(KERN_WARNING "i2c-parport: adapter type unspecified\n");
+ return -ENODEV;
+ }
+
+ if (type >= ARRAY_SIZE(adapter_parm)) {
printk(KERN_WARNING "i2c-parport: invalid type (%d)\n", type);
- type = 0;
+ return -ENODEV;
}
return parport_register_driver(&i2c_parport_driver);