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| author |   Akinobu Mita <akinobu.mita@gmail.com> | 2007-07-19 01:47:50 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-19 10:04:43 -0700 |
| commit | 68fc4fabca897a09f75f53bac14cdc7a98f52210 (patch) | |
| tree | c010fa0d091a543a966aad82926d0fb5c2831f1f /drivers/char/viotape.c | |
| parent | UDF: coding style conversion - lindent (diff) | |
| download | linux-dev-68fc4fabca897a09f75f53bac14cdc7a98f52210.tar.xz linux-dev-68fc4fabca897a09f75f53bac14cdc7a98f52210.zip | |
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>
Diffstat (limited to 'drivers/char/viotape.c')
| -rw-r--r-- | drivers/char/viotape.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c index db57277117bb..e12275df6ea2 100644 --- a/drivers/char/viotape.c +++ b/drivers/char/viotape.c @@ -1098,15 +1098,10 @@ static int chg_state(int index, unsigned char new_state, struct file *file) /* Cleanup */ static void __exit viotap_exit(void) { - int ret; - remove_proc_entry("iSeries/viotape", NULL); vio_unregister_driver(&viotape_driver); class_destroy(tape_class); - ret = unregister_chrdev(VIOTAPE_MAJOR, "viotape"); - if (ret < 0) - printk(VIOTAPE_KERN_WARN "Error unregistering device: %d\n", - ret); + unregister_chrdev(VIOTAPE_MAJOR, "viotape"); if (viotape_unitinfo) dma_free_coherent(iSeries_vio_dev, sizeof(viotape_unitinfo[0]) * VIOTAPE_MAX_TAPE, |