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authorYoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>2007-06-05 22:55:06 +0900
committerJeff Garzik <jeff@garzik.org>2007-07-08 22:16:40 -0400
commit59b34c1260045ca264c0208f2b666e839909e2d4 (patch)
tree7ae1d7a0f227678d4fbca74643b7c46b559897e8 /drivers/net/pcmcia
parentd1c0a65fb597697d1fbce4eadf42b84f70483edc (diff)
downloadop-kernel-dev-59b34c1260045ca264c0208f2b666e839909e2d4.zip
op-kernel-dev-59b34c1260045ca264c0208f2b666e839909e2d4.tar.gz
add return value check of request_irq()
This patch has added return value check of request_irq() to pcmcia net drivers. Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/pcmcia')
-rw-r--r--drivers/net/pcmcia/axnet_cs.c7
-rw-r--r--drivers/net/pcmcia/pcnet_cs.c9
2 files changed, 11 insertions, 5 deletions
diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c
index 808fae1..50dff1b 100644
--- a/drivers/net/pcmcia/axnet_cs.c
+++ b/drivers/net/pcmcia/axnet_cs.c
@@ -521,6 +521,7 @@ static void mdio_write(kio_addr_t addr, int phy_id, int loc, int value)
static int axnet_open(struct net_device *dev)
{
+ int ret;
axnet_dev_t *info = PRIV(dev);
struct pcmcia_device *link = info->p_dev;
@@ -529,9 +530,11 @@ static int axnet_open(struct net_device *dev)
if (!pcmcia_dev_present(link))
return -ENODEV;
- link->open++;
+ ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, "axnet_cs", dev);
+ if (ret)
+ return ret;
- request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, "axnet_cs", dev);
+ link->open++;
info->link_status = 0x00;
init_timer(&info->watchdog);
diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index 61f7a4f..f2613c2 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -960,6 +960,7 @@ static void mii_phy_probe(struct net_device *dev)
static int pcnet_open(struct net_device *dev)
{
+ int ret;
pcnet_dev_t *info = PRIV(dev);
struct pcmcia_device *link = info->p_dev;
@@ -968,10 +969,12 @@ static int pcnet_open(struct net_device *dev)
if (!pcmcia_dev_present(link))
return -ENODEV;
- link->open++;
-
set_misc_reg(dev);
- request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, dev_info, dev);
+ ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, dev_info, dev);
+ if (ret)
+ return ret;
+
+ link->open++;
info->phy_id = info->eth_phy;
info->link_status = 0x00;
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