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authorKulikov Vasiliy <segooon@gmail.com>2010-07-10 03:00:35 +0200
committerDavid S. Miller <davem@davemloft.net>2010-07-13 05:21:44 +0200
commit62cd69a10683bd17a2454213b8c36a4399c533ab (patch)
tree96695bebd1163f6ebf6553c931c5bacc3dc35e90 /drivers/net/jazzsonic.c
parentisdn: fix strlen() usage (diff)
downloadlinux-62cd69a10683bd17a2454213b8c36a4399c533ab.tar.xz
linux-62cd69a10683bd17a2454213b8c36a4399c533ab.zip
jazzsonic: free irq if sonic_open() fails
jazzsonic_open() doesn't check sonic_open() return code. If it is error we must free requested IRQ. Signed-off-by: Kulikov Vasiliy <segooon@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--drivers/net/jazzsonic.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/net/jazzsonic.c b/drivers/net/jazzsonic.c
index 3e6aaf9e5ce7..949c1f933644 100644
--- a/drivers/net/jazzsonic.c
+++ b/drivers/net/jazzsonic.c
@@ -82,11 +82,20 @@ static unsigned short known_revisions[] =
static int jazzsonic_open(struct net_device* dev)
{
- if (request_irq(dev->irq, sonic_interrupt, IRQF_DISABLED, "sonic", dev)) {
- printk(KERN_ERR "%s: unable to get IRQ %d.\n", dev->name, dev->irq);
- return -EAGAIN;
+ int retval;
+
+ retval = request_irq(dev->irq, sonic_interrupt, IRQF_DISABLED,
+ "sonic", dev);
+ if (retval) {
+ printk(KERN_ERR "%s: unable to get IRQ %d.\n",
+ dev->name, dev->irq);
+ return retval;
}
- return sonic_open(dev);
+
+ retval = sonic_open(dev);
+ if (retval)
+ free_irq(dev->irq, dev);
+ return retval;
}
static int jazzsonic_close(struct net_device* dev)