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path: root/drivers/char/dtlk.c
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Diffstat (limited to 'drivers/char/dtlk.c')
-rw-r--r--drivers/char/dtlk.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/char/dtlk.c b/drivers/char/dtlk.c
index 9695f88badc..abde6ddefe6 100644
--- a/drivers/char/dtlk.c
+++ b/drivers/char/dtlk.c
@@ -324,16 +324,22 @@ static int dtlk_release(struct inode *inode, struct file *file)
static int __init dtlk_init(void)
{
+ int err;
+
dtlk_port_lpc = 0;
dtlk_port_tts = 0;
dtlk_busy = 0;
dtlk_major = register_chrdev(0, "dtlk", &dtlk_fops);
- if (dtlk_major == 0) {
+ if (dtlk_major < 0) {
printk(KERN_ERR "DoubleTalk PC - cannot register device\n");
- return 0;
+ return dtlk_major;
+ }
+ err = dtlk_dev_probe();
+ if (err) {
+ unregister_chrdev(dtlk_major, "dtlk");
+ return err;
}
- if (dtlk_dev_probe() == 0)
- printk(", MAJOR %d\n", dtlk_major);
+ printk(", MAJOR %d\n", dtlk_major);
init_waitqueue_head(&dtlk_process_list);