From db2961c5a13562503c82ae306af269fde4fea8f0 Mon Sep 17 00:00:00 2001
From: Roel Kluin <12o3l@tiscali.nl>
Date: Fri, 18 Apr 2008 13:50:48 -0700
Subject: [PATCH] smc911x: test after postfix decrement fails in
smc911x_{reset,drop_pkt}
When timeout reaches 0 the postfix decrement still subtracts, so the test
fails.
[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Acked-by: Peter Korsgaard <jacmet@sunsite.dk>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
---
drivers/net/smc911x.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
index 8fbc08b73589..4e2800205189 100644
--- a/drivers/net/smc911x.c
+++ b/drivers/net/smc911x.c
@@ -244,7 +244,7 @@ static void smc911x_reset(struct net_device *dev)
do {
udelay(10);
reg = SMC_GET_PMT_CTRL() & PMT_CTRL_READY_;
- } while ( timeout-- && !reg);
+ } while (--timeout && !reg);
if (timeout == 0) {
PRINTK("%s: smc911x_reset timeout waiting for PM restore\n", dev->name);
return;
@@ -268,7 +268,7 @@ static void smc911x_reset(struct net_device *dev)
resets++;
break;
}
- } while ( timeout-- && (reg & HW_CFG_SRST_));
+ } while (--timeout && (reg & HW_CFG_SRST_));
}
if (timeout == 0) {
PRINTK("%s: smc911x_reset timeout waiting for reset\n", dev->name);
@@ -414,7 +414,7 @@ static inline void smc911x_drop_pkt(struct net_device *dev)
do {
udelay(10);
reg = SMC_GET_RX_DP_CTRL() & RX_DP_CTRL_FFWD_BUSY_;
- } while ( timeout-- && reg);
+ } while (--timeout && reg);
if (timeout == 0) {
PRINTK("%s: timeout waiting for RX fast forward\n", dev->name);
}
--
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