From 671c8806c25d06407e348690c09d7c37521eda32 Mon Sep 17 00:00:00 2001
From: Ken Kawasaki <ken_kawasaki@spring.nifty.jp>
Date: Sat, 12 Dec 2009 14:44:11 +0000
Subject: [PATCH] 3c574_cs: disable irq before calling el3_interrupt
3c574_cs, 3c589_cs:
disable irq before calling el3_interrupt
in the media_check function.
Signed-off-by: Ken Kawasaki <ken_kawasaki@spring.nifty.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/pcmcia/3c574_cs.c | 4 ++++
drivers/net/pcmcia/3c589_cs.c | 4 ++++
2 files changed, 8 insertions(+)
diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c
index 17a27225cc98..98938ea9e0bd 100644
--- a/drivers/net/pcmcia/3c574_cs.c
+++ b/drivers/net/pcmcia/3c574_cs.c
@@ -912,7 +912,11 @@ static void media_check(unsigned long arg)
if ((inw(ioaddr + EL3_STATUS) & IntLatch) && (inb(ioaddr + Timer) == 0xff)) {
if (!lp->fast_poll)
printk(KERN_INFO "%s: interrupt(s) dropped!\n", dev->name);
+
+ local_irq_save(flags);
el3_interrupt(dev->irq, dev);
+ local_irq_restore(flags);
+
lp->fast_poll = HZ;
}
if (lp->fast_poll) {
diff --git a/drivers/net/pcmcia/3c589_cs.c b/drivers/net/pcmcia/3c589_cs.c
index 6f8d7e2e5922..322e11df0097 100644
--- a/drivers/net/pcmcia/3c589_cs.c
+++ b/drivers/net/pcmcia/3c589_cs.c
@@ -711,7 +711,11 @@ static void media_check(unsigned long arg)
(inb(ioaddr + EL3_TIMER) == 0xff)) {
if (!lp->fast_poll)
printk(KERN_WARNING "%s: interrupt(s) dropped!\n", dev->name);
+
+ local_irq_save(flags);
el3_interrupt(dev->irq, dev);
+ local_irq_restore(flags);
+
lp->fast_poll = HZ;
}
if (lp->fast_poll) {
--
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