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Message-Id: <200801190722.26154.rusty@rustcorp.com.au>
Date: Sat, 19 Jan 2008 07:22:25 +1100
From: Rusty Russell <rusty@...tcorp.com.au>
To: linux-kernel@...r.kernel.org
Cc: Andrew Morton <akpm@...ux-foundation.org>,
Jeff Garzik <jgarzik@...ox.com>,
Ash Willis <ashwillis@...grammer.net>,
linux-pcmcia@...ts.infradead.org
Subject: [PATCH 1/3] Improve type handling in interrupt handlers
This improves typechecking of interrupt handlers by removing
unnecessary (void *) casts and storing handlers in correctly-typed
variables.
Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
Cc: Jeff Garzik <jgarzik@...ox.com>
Cc: Ash Willis <ashwillis@...grammer.net>
Cc: linux-pcmcia@...ts.infradead.org
---
drivers/net/e1000/e1000_main.c | 2 +-
drivers/net/e1000e/netdev.c | 2 +-
drivers/net/eth16i.c | 2 +-
drivers/net/ewrk3.c | 2 +-
drivers/net/skfp/skfddi.c | 2 +-
include/pcmcia/cs.h | 2 +-
sound/pci/als300.c | 2 +-
7 files changed, 7 insertions(+), 7 deletions(-)
diff -r 0fe1a980708b drivers/net/eth16i.c
--- a/drivers/net/eth16i.c Thu Jan 17 14:48:56 2008 +1100
+++ b/drivers/net/eth16i.c Thu Jan 17 15:42:00 2008 +1100
@@ -529,7 +529,7 @@ static int __init eth16i_probe1(struct n
/* Try to obtain interrupt vector */
- if ((retval = request_irq(dev->irq, (void *)ð16i_interrupt, 0, cardname, dev))) {
+ if ((retval = request_irq(dev->irq, eth16i_interrupt, 0, cardname, dev))) {
printk(KERN_WARNING "%s at %#3x, but is unusable due to conflicting IRQ %d.\n",
cardname, ioaddr, dev->irq);
goto out;
diff -r 0fe1a980708b drivers/net/ewrk3.c
--- a/drivers/net/ewrk3.c Thu Jan 17 14:48:56 2008 +1100
+++ b/drivers/net/ewrk3.c Thu Jan 17 15:42:00 2008 +1100
@@ -635,7 +635,7 @@ static int ewrk3_open(struct net_device
STOP_EWRK3;
if (!lp->hard_strapped) {
- if (request_irq(dev->irq, (void *) ewrk3_interrupt, 0, "ewrk3", dev)) {
+ if (request_irq(dev->irq, ewrk3_interrupt, 0, "ewrk3", dev)) {
printk("ewrk3_open(): Requested IRQ%d is busy\n", dev->irq);
status = -EAGAIN;
} else {
diff -r 0fe1a980708b drivers/net/skfp/skfddi.c
--- a/drivers/net/skfp/skfddi.c Thu Jan 17 14:48:56 2008 +1100
+++ b/drivers/net/skfp/skfddi.c Thu Jan 17 15:42:00 2008 +1100
@@ -495,7 +495,7 @@ static int skfp_open(struct net_device *
PRINTK(KERN_INFO "entering skfp_open\n");
/* Register IRQ - support shared interrupts by passing device ptr */
- err = request_irq(dev->irq, (void *) skfp_interrupt, IRQF_SHARED,
+ err = request_irq(dev->irq, skfp_interrupt, IRQF_SHARED,
dev->name, dev);
if (err)
return err;
diff -r 0fe1a980708b include/pcmcia/cs.h
--- a/include/pcmcia/cs.h Thu Jan 17 14:48:56 2008 +1100
+++ b/include/pcmcia/cs.h Thu Jan 17 15:42:01 2008 +1100
@@ -170,7 +170,7 @@ typedef struct irq_req_t {
u_int Attributes;
u_int AssignedIRQ;
u_int IRQInfo1, IRQInfo2; /* IRQInfo2 is ignored */
- void *Handler;
+ int (*Handler)(int, void *);
void *Instance;
} irq_req_t;
diff -r 0fe1a980708b sound/pci/als300.c
--- a/sound/pci/als300.c Thu Jan 17 14:48:56 2008 +1100
+++ b/sound/pci/als300.c Thu Jan 17 15:42:01 2008 +1100
@@ -678,7 +678,7 @@ static int __devinit snd_als300_create(s
struct snd_als300 **rchip)
{
struct snd_als300 *chip;
- void *irq_handler;
+ int (*irq_handler)(int, void *);
int err;
static struct snd_device_ops ops = {
diff -r 0fe1a980708b drivers/net/e1000e/netdev.c
--- a/drivers/net/e1000e/netdev.c Thu Jan 17 14:48:56 2008 +1100
+++ b/drivers/net/e1000e/netdev.c Thu Jan 17 15:42:00 2008 +1100
@@ -935,7 +935,7 @@ static int e1000_request_irq(struct e100
static int e1000_request_irq(struct e1000_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
- void (*handler) = &e1000_intr;
+ int (*handler)(int, void *) = &e1000_intr;
int irq_flags = IRQF_SHARED;
int err;
diff -r 0fe1a980708b drivers/net/e1000/e1000_main.c
--- a/drivers/net/e1000/e1000_main.c Thu Jan 17 14:48:56 2008 +1100
+++ b/drivers/net/e1000/e1000_main.c Thu Jan 17 15:42:00 2008 +1100
@@ -299,7 +299,7 @@ static int e1000_request_irq(struct e100
static int e1000_request_irq(struct e1000_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
- void (*handler) = &e1000_intr;
+ irqreturn_t (*handler)(int, void *) = &e1000_intr;
int irq_flags = IRQF_SHARED;
int err;
--
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