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ARM: OMAP3+: PRM: fix of_irq_get() result check 

of_irq_get() may return 0 as well as a nagative error number on failure
(and never on success), however omap3xxx_prm_late_init() regards 0 as a
valid IRQ -- fix this.

Fixes: 1e037794f7 ("ARM: OMAP3+: PRM: register interrupt information from DT")
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Sergei Shtylyov 2017-08-15 08:53:18 -07:00 committed by Tony Lindgren
parent 90de9634a5
commit d683878dbe
1 changed files with 1 additions and 1 deletions
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2
arch/arm/mach-omap2/prm3xxx.c
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@ -706,7 +706,7 @@ static int omap3xxx_prm_late_init(void)
np = of_find_matching_node(NULL, omap3_prm_dt_match_table); np = of_find_matching_node(NULL, omap3_prm_dt_match_table);
if (np) { if (np) {
irq_num = of_irq_get(np, 0); irq_num = of_irq_get(np, 0);
if (irq_num >= 0) if (irq_num > 0)
omap3_prcm_irq_setup.irq = irq_num; omap3_prcm_irq_setup.irq = irq_num;
} }