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Message-Id: <20110417.173339.242128093.davem@davemloft.net>
Date: Sun, 17 Apr 2011 17:33:39 -0700 (PDT)
From: David Miller <davem@...emloft.net>
To: netdev@...r.kernel.org
Subject: [PATCH 22/42] isdn: ipacx: Fix set-but-unused variables.
The variable 'cda2_cr' is set but unused in ctrl_complete(). Just
kill it off.
Keep the cs->readisac() call just in case the register read has side
effects.
Signed-off-by: David S. Miller <davem@...emloft.net>
---
drivers/isdn/hisax/ipacx.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/isdn/hisax/ipacx.c b/drivers/isdn/hisax/ipacx.c
index 3321041..6908404 100644
--- a/drivers/isdn/hisax/ipacx.c
+++ b/drivers/isdn/hisax/ipacx.c
@@ -96,7 +96,7 @@ dch_l2l1(struct PStack *st, int pr, void *arg)
{
struct IsdnCardState *cs = (struct IsdnCardState *) st->l1.hardware;
struct sk_buff *skb = arg;
- u_char cda1_cr, cda2_cr;
+ u_char cda1_cr;
switch (pr) {
case (PH_DATA |REQUEST):
@@ -163,7 +163,7 @@ dch_l2l1(struct PStack *st, int pr, void *arg)
cs->writeisac(cs, IPACX_CDA_TSDP10, 0x80); // Timeslot 0 is B1
cs->writeisac(cs, IPACX_CDA_TSDP11, 0x81); // Timeslot 0 is B1
cda1_cr = cs->readisac(cs, IPACX_CDA1_CR);
- cda2_cr = cs->readisac(cs, IPACX_CDA2_CR);
+ (void) cs->readisac(cs, IPACX_CDA2_CR);
if ((long)arg &1) { // loop B1
cs->writeisac(cs, IPACX_CDA1_CR, cda1_cr |0x0a);
}
--
1.7.4.3
--
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