diff options
Diffstat (limited to 'arch/mips/txx9/rbtx4927/irq.c')
| -rw-r--r-- | arch/mips/txx9/rbtx4927/irq.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/mips/txx9/rbtx4927/irq.c b/arch/mips/txx9/rbtx4927/irq.c index 22076e3f03a..9c14ebb26cb 100644 --- a/arch/mips/txx9/rbtx4927/irq.c +++ b/arch/mips/txx9/rbtx4927/irq.c @@ -133,9 +133,9 @@ static int toshiba_rbtx4927_irq_nested(int sw_irq) u8 level3; level3 = readb(rbtx4927_imstat_addr) & 0x1f; - if (level3) - sw_irq = RBTX4927_IRQ_IOC + fls(level3) - 1; - return sw_irq; + if (unlikely(!level3)) + return -1; + return RBTX4927_IRQ_IOC + __fls8(level3); } static void __init toshiba_rbtx4927_irq_ioc_init(void) |