unregister_chrdev(): ignore the return value

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>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c
index 3ef0092dc09c..ef3325b69233 100644
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@@ -2684,8 +2684,7 @@ static void __exit ppp_cleanup(void)
         if (atomic_read(&ppp_unit_count) || atomic_read(&channel_count))
                 printk(KERN_ERR "PPP: removing module but units remain!\n");
         cardmap_destroy(&all_ppp_units);
-        if (unregister_chrdev(PPP_MAJOR, "ppp") != 0)
-                printk(KERN_ERR "PPP: failed to unregister PPP device\n");
+        unregister_chrdev(PPP_MAJOR, "ppp");
         device_destroy(ppp_class, MKDEV(PPP_MAJOR, 0));
         class_destroy(ppp_class);
 }