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ARM: SAMSUNG: Check NULL return from irq_alloc_generic_chip

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Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Todd Poynor 2011-07-16 11:13:47 +09:00 committed by Kukjin Kim
parent 620917de59
commit 691abd0abf
2 changed files with 14 additions and 0 deletions
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7
arch/arm/plat-samsung/irq-uart.c
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@ -54,6 +54,13 @@ static void __init s3c_init_uart_irq(struct s3c_uart_irq *uirq)
gc = irq_alloc_generic_chip("s3c-uart", 1, uirq->base_irq, reg_base,
handle_level_irq);
if (!gc) {
pr_err("%s: irq_alloc_generic_chip for IRQ %u failed\n",
__func__, uirq->base_irq);
return;
}
ct = gc->chip_types;
ct->chip.irq_ack = irq_gc_ack;
ct->chip.irq_mask = irq_gc_mask_set_bit;

7
arch/arm/plat-samsung/irq-vic-timer.c
View file

@ -54,6 +54,13 @@ void __init s3c_init_vic_timer_irq(unsigned int num, unsigned int timer_irq)
s3c_tgc = irq_alloc_generic_chip("s3c-timer", 1, timer_irq,
S3C64XX_TINT_CSTAT, handle_level_irq);
if (!s3c_tgc) {
pr_err("%s: irq_alloc_generic_chip for IRQ %d failed\n",
__func__, timer_irq);
return;
}
ct = s3c_tgc->chip_types;
ct->chip.irq_mask = irq_gc_mask_clr_bit;
ct->chip.irq_unmask = irq_gc_mask_set_bit;