From: Monakhov Dmitriy <dmonakhov@openvz.org>
To: linux-kernel@vger.kernel.org
Cc: sparclinux@vger.kernel.org, devel@openvz.org
Subject: [PATCH 3/3] SPARC: Handle request_irq() failure
Date: Mon, 26 Feb 2007 19:09:27 +0300 [thread overview]
Message-ID: <87y7mkq4so.fsf@sw.ru> (raw)
Signed-off-by: Monakhov Dmitriy <dmonakhov@openvz.org>
---
drivers/sbus/char/uctrl.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/drivers/sbus/char/uctrl.c b/drivers/sbus/char/uctrl.c
index 45cf5bc..6b96aa3 100644
--- a/drivers/sbus/char/uctrl.c
+++ b/drivers/sbus/char/uctrl.c
@@ -364,6 +364,7 @@ static int __init ts102_uctrl_init(void)
struct linux_prom_irqs tmp_irq[2];
unsigned int vaddr[2] = { 0, 0 };
int tmpnode, uctrlnode = prom_getchild(prom_root_node);
+ int err;
tmpnode = prom_searchsiblings(uctrlnode, "obio");
@@ -389,7 +390,12 @@ static int __init ts102_uctrl_init(void)
if(!driver->irq)
driver->irq = tmp_irq[0].pri;
- request_irq(driver->irq, uctrl_interrupt, 0, "uctrl", driver);
+ err = request_irq(driver->irq, uctrl_interrupt, 0, "uctrl", driver);
+ if (err) {
+ printk(KERN_ERR "%s: unable to request irq %d\n",
+ __FUNCTION__, driver->irq);
+ return -EBUSY;
+ }
if (misc_register(&uctrl_dev)) {
printk("%s: unable to get misc minor %d\n",
--
1.5.0.1
next reply other threads:[~2007-02-26 16:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-26 16:09 Monakhov Dmitriy [this message]
2007-02-26 17:44 ` [PATCH 3/3] SPARC: Handle request_irq() failure David Miller
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