linux-kernel - [PATCH] net: ppp_asynctty_ioctl

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Date:	Thu, 27 Nov 2008 23:12:37 +0300
From:	Cyrill Gorcunov <gorcunov@...il.com>
To:	paulus@...ba.org
Cc:	linux-ppp@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] net: ppp_asynctty_ioctl - remove dead code

ap already checked to be not null. remove useless checks.

Signed-off-by: Cyrill Gorcunov <gorcunov@...il.com>
---

Please review

diff --git a/drivers/net/ppp_async.c b/drivers/net/ppp_async.c
index 451bdb5..6567fab 100644
--- a/drivers/net/ppp_async.c
+++ b/drivers/net/ppp_async.c
@@ -293,9 +293,6 @@ ppp_asynctty_ioctl(struct tty_struct *tty, struct file *file,
 	err = -EFAULT;
 	switch (cmd) {
 	case PPPIOCGCHAN:
-		err = -ENXIO;
-		if (!ap)
-			break;
 		err = -EFAULT;
 		if (put_user(ppp_channel_index(&ap->chan), p))
 			break;
@@ -303,9 +300,6 @@ ppp_asynctty_ioctl(struct tty_struct *tty, struct file *file,
 		break;
 
 	case PPPIOCGUNIT:
-		err = -ENXIO;
-		if (!ap)
-			break;
 		err = -EFAULT;
 		if (put_user(ppp_unit_number(&ap->chan), p))
 			break;
--
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