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unregister_chrdev(): ignore the return value

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unregister_chrdev() always returns 0.  There is no need to check the return
value.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Akinobu Mita
2007-07-19 01:47:50 -07:00
committed by Linus Torvalds
parent cb00ea3528
commit 68fc4fabca
9 changed files with 9 additions and 31 deletions
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7
drivers/char/mbcs.c
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@@ -816,12 +816,7 @@ struct cx_drv mbcs_driver = {
static void __exit mbcs_exit(void)
{
int rv;
rv = unregister_chrdev(mbcs_major, DEVICE_NAME);
if (rv < 0)
DBG(KERN_ALERT "Error in unregister_chrdev: %d\n", rv);
unregister_chrdev(mbcs_major, DEVICE_NAME);
cx_driver_unregister(&mbcs_driver);
}