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Commit 19ba1b19 authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC] uctrl: Check request_irq() return value. 



Based upon a patch by Monakhov Dmitriy.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c5b002c1

drivers/sbus/char/uctrl.c

+7 −1
Original line number Original line Diff line number Diff line
@@ -364,6 +364,7 @@ static int __init ts102_uctrl_init(void) 
	struct linux_prom_irqs tmp_irq[2];

	struct linux_prom_irqs tmp_irq[2];

        unsigned int vaddr[2] = { 0, 0 };

        unsigned int vaddr[2] = { 0, 0 };

	int tmpnode, uctrlnode = prom_getchild(prom_root_node);

	int tmpnode, uctrlnode = prom_getchild(prom_root_node);

	int err;





	tmpnode = prom_searchsiblings(uctrlnode, "obio");

	tmpnode = prom_searchsiblings(uctrlnode, "obio");
@@ -389,7 +390,12 @@ static int __init ts102_uctrl_init(void) 
	if(!driver->irq) 

	if(!driver->irq) 

		driver->irq = tmp_irq[0].pri;

		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("%s: unable to register irq %d\n",

		       __FUNCTION__, driver->irq);

		return err;

	}





	if (misc_register(&uctrl_dev)) {

	if (misc_register(&uctrl_dev)) {

		printk("%s: unable to get misc minor %d\n",

		printk("%s: unable to get misc minor %d\n",