From: "Darren Jenkins\\" <darrenrjenkins@gmail.com>
To: kernel-janitors@vger.kernel.org
Subject: [KJ][Patch] check return value of request region in ali5455.c
Date: Wed, 01 Mar 2006 07:12:15 +0000 [thread overview]
Message-ID: <1141197136.7784.5.camel@localhost.localdomain> (raw)
In-Reply-To: <1141029654.7765.6.camel@localhost.localdomain>
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G'day list,
ali5455.c calls request_region without checking it's return value
@ line 3460.
The patch below simply checks the return value and copies local error
style.
Signed-off-by: Darren Jenkins <darrenrjenkins@gmail.com>
--- linux-2.6.16-rc5/sound/oss/ali5455.c.orig 2006-03-01 17:52:40.000000000 +1100
+++ linux-2.6.16-rc5/sound/oss/ali5455.c 2006-03-01 17:58:35.000000000 +1100
@@ -3457,7 +3457,13 @@ static int __devinit ali_probe(struct pc
card->channel[4].port = 0xb0;
card->channel[4].num = 4;
/* claim our iospace and irq */
- request_region(card->iobase, 256, card_names[pci_id->driver_data]);
+ if (!request_region(card->iobase, 256,
+ card_names[pci_id->driver_data])) {
+ printk(KERN_ERR "ali_audio: request_region failed");
+ kfree(card);
+ return -EBUSY
+ }
+
if (request_irq(card->irq, &ali_interrupt, SA_SHIRQ,
card_names[pci_id->driver_data], card)) {
printk(KERN_ERR "ali_audio: unable to allocate irq %d\n",
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next prev parent reply other threads:[~2006-03-01 7:12 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-27 8:40 [KJ][Patch] check return value of request_region in matroxfb_base.c Darren Jenkins\
2006-03-01 7:12 ` Darren Jenkins\ [this message]
2006-03-03 6:31 ` [KJ][Patch] check return value of request_region in Petr Vandrovec
2006-03-11 13:48 ` [KJ][Patch] check return value of request_irq in amiserial.c Darren Jenkins\
2006-03-13 4:37 ` [KJ][Patch] check return value of request_irq in pcnet_cs.c Darren Jenkins\
2006-03-13 5:00 ` Randy.Dunlap
2006-03-13 5:16 ` Darren Jenkins\
2006-03-13 5:27 ` Randy.Dunlap
2006-03-13 6:16 ` Darren Jenkins\
2006-03-13 11:56 ` [KJ][Patch] check return value of request_irq in i82365.c Darren Jenkins\
2006-03-13 12:29 ` Tobias Klauser
2006-03-14 8:44 ` Darren Jenkins\
2006-03-14 16:26 ` Randy.Dunlap
2006-03-15 7:02 ` Darren Jenkins\
2006-03-15 7:32 ` Nishanth Aravamudan
2006-03-15 12:46 ` [KJ][Patch] check return value of request_region and request_irq Darren Jenkins\
2006-03-15 12:57 ` Tobias Klauser
2006-03-16 10:45 ` [KJ][Patch] check return value of request_region and Darren Jenkins\
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