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authorJiri Slaby <jirislaby@gmail.com>2006-10-04 02:15:27 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-04 07:55:13 -0700
commitb3218a79aa3d58b975b066c300153a8520f7051c (patch)
treeecdbadacd84a00682bf047c0cdae1194cad3c38c /drivers/char/epca.c
parent1d2c8eea698514cfaa53fc991b960791d09508e1 (diff)
downloadlinux-b3218a79aa3d58b975b066c300153a8520f7051c.tar.bz2
[PATCH] char: kill unneeded memsets
char, another tmp_buf cleanup No need to allocate one page as a side buffer. It's no more used. Clean this (de)allocs of this useless memory pages in char subtree. Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/char/epca.c')
-rw-r--r--drivers/char/epca.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/char/epca.c b/drivers/char/epca.c
index 3baa2ab8cbd4..c3f95583a120 100644
--- a/drivers/char/epca.c
+++ b/drivers/char/epca.c
@@ -1113,11 +1113,8 @@ static void __exit epca_module_exit(void)
ch = card_ptr[crd];
for (count = 0; count < bd->numports; count++, ch++)
{ /* Begin for each port */
- if (ch) {
- if (ch->tty)
- tty_hangup(ch->tty);
- kfree(ch->tmp_buf);
- }
+ if (ch && ch->tty)
+ tty_hangup(ch->tty);
} /* End for each port */
} /* End for each card */
pci_unregister_driver (&epca_driver);
@@ -1635,16 +1632,6 @@ static void post_fep_init(unsigned int crd)
init_waitqueue_head(&ch->close_wait);
spin_unlock_irqrestore(&epca_lock, flags);
-
- ch->tmp_buf = kmalloc(ch->txbufsize,GFP_KERNEL);
- if (!ch->tmp_buf) {
- printk(KERN_ERR "POST FEP INIT : kmalloc failed for port 0x%x\n",i);
- release_region((int)bd->port, 4);
- while(i-- > 0)
- kfree((ch--)->tmp_buf);
- return;
- } else
- memset((void *)ch->tmp_buf,0,ch->txbufsize);
} /* End for each port */
printk(KERN_INFO