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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.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/char/dtlk.c b/drivers/char/dtlk.c
index d8dbdb916232..abde6ddefe69 100644
--- a/drivers/char/dtlk.c
+++ b/drivers/char/dtlk.c
@@ -62,7 +62,6 @@
62#include <linux/init.h> /* for __init, module_{init,exit} */ 62#include <linux/init.h> /* for __init, module_{init,exit} */
63#include <linux/poll.h> /* for POLLIN, etc. */ 63#include <linux/poll.h> /* for POLLIN, etc. */
64#include <linux/dtlk.h> /* local header file for DoubleTalk values */ 64#include <linux/dtlk.h> /* local header file for DoubleTalk values */
65#include <linux/smp_lock.h>
66 65
67#ifdef TRACING 66#ifdef TRACING
68#define TRACE_TEXT(str) printk(str); 67#define TRACE_TEXT(str) printk(str);
@@ -325,16 +324,22 @@ static int dtlk_release(struct inode *inode, struct file *file)
325 324
326static int __init dtlk_init(void) 325static int __init dtlk_init(void)
327{ 326{
327 int err;
328
328 dtlk_port_lpc = 0; 329 dtlk_port_lpc = 0;
329 dtlk_port_tts = 0; 330 dtlk_port_tts = 0;
330 dtlk_busy = 0; 331 dtlk_busy = 0;
331 dtlk_major = register_chrdev(0, "dtlk", &dtlk_fops); 332 dtlk_major = register_chrdev(0, "dtlk", &dtlk_fops);
332 if (dtlk_major == 0) { 333 if (dtlk_major < 0) {
333 printk(KERN_ERR "DoubleTalk PC - cannot register device\n"); 334 printk(KERN_ERR "DoubleTalk PC - cannot register device\n");
334 return 0; 335 return dtlk_major;
336 }
337 err = dtlk_dev_probe();
338 if (err) {
339 unregister_chrdev(dtlk_major, "dtlk");
340 return err;
335 } 341 }
336 if (dtlk_dev_probe() == 0) 342 printk(", MAJOR %d\n", dtlk_major);
337 printk(", MAJOR %d\n", dtlk_major);
338 343
339 init_waitqueue_head(&dtlk_process_list); 344 init_waitqueue_head(&dtlk_process_list);
340 345