netdev - [PATCH 4/4] isdn/capi: drop two dead if branches

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Message-Id: <20141003153135.60EC114006D@xenon.ts.pxnet.com>
Date:	Fri, 3 Oct 2014 17:03:32 +0200
From:	Tilman Schmidt <tilman@...p.cc>
To:	netdev@...r.kernel.org
Cc:	David Miller <davem@...emloft.net>, Hansjoerg Lipp <hjlipp@....de>,
	Karsten Keil <isdn@...ux-pingi.de>,
	isdn4linux@...tserv.isdn4linux.de
Subject: [PATCH 4/4] isdn/capi: drop two dead if branches

The last branch in command_2_index() cannot be reached since
c==0xff is already caught by the first "if".
The empty second branch makes no difference since no other branch
will be taken for c<0x0f.

Signed-off-by: Tilman Schmidt <tilman@...p.cc>
---
 drivers/isdn/capi/capiutil.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/isdn/capi/capiutil.c b/drivers/isdn/capi/capiutil.c
index 6e797e5..4073d16 100644
--- a/drivers/isdn/capi/capiutil.c
+++ b/drivers/isdn/capi/capiutil.c
@@ -205,11 +205,8 @@ static unsigned command_2_index(unsigned c, unsigned sc)
 {
 	if (c & 0x80)
 		c = 0x9 + (c & 0x0f);
-	else if (c <= 0x0f);
 	else if (c == 0x41)
 		c = 0x9 + 0x1;
-	else if (c == 0xff)
-		c = 0x00;
 	return (sc & 3) * (0x9 + 0x9) + c;
 }
 
-- 
1.9.2.459.g68773ac

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