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Fix range check

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@696 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2008-02-16 16:15:57 +00:00
parent 98f52d9f61
commit fb76a5e579
1 changed files with 6 additions and 6 deletions
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12
arch/z80/src/z8/z8_irq.c
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@ -161,11 +161,11 @@ void up_disable_irq(int irq)
* register is assumed to be zero, resulting interrupt disabled. * register is assumed to be zero, resulting interrupt disabled.
*/ */
if (irq < Z8_IRQ0_MAX) if (irq <= Z8_IRQ0_MAX)
{ {
putreg8((getreg8(IRQ0ENH) & ~Z8_IRQ0_BIT(irq)), IRQ0ENH); putreg8((getreg8(IRQ0ENH) & ~Z8_IRQ0_BIT(irq)), IRQ0ENH);
} }
else if (irq < Z8_IRQ1_MAX) else if (irq <= Z8_IRQ1_MAX)
{ {
putreg8((getreg8(IRQ1ENH) & ~Z8_IRQ1_BIT(irq)), IRQ1ENH); putreg8((getreg8(IRQ1ENH) & ~Z8_IRQ1_BIT(irq)), IRQ1ENH);
} }
@ -196,11 +196,11 @@ void up_enable_irq(int irq)
* priority. * priority.
*/ */
if (irq < Z8_IRQ0_MAX) if (irq <= Z8_IRQ0_MAX)
{ {
putreg8((getreg8(IRQ0ENH) | Z8_IRQ0_BIT(irq)), IRQ0ENH); putreg8((getreg8(IRQ0ENH) | Z8_IRQ0_BIT(irq)), IRQ0ENH);
} }
else if (irq < Z8_IRQ1_MAX) else if (irq <= Z8_IRQ1_MAX)
{ {
putreg8((getreg8(IRQ1ENH) | Z8_IRQ1_BIT(irq)), IRQ1ENH); putreg8((getreg8(IRQ1ENH) | Z8_IRQ1_BIT(irq)), IRQ1ENH);
} }
@ -230,12 +230,12 @@ void up_maskack_irq(int irq)
* corresponding bit in the IRQ status register. * corresponding bit in the IRQ status register.
*/ */
if (irq < Z8_IRQ0_MAX) if (irq <= Z8_IRQ0_MAX)
{ {
putreg8((getreg8(IRQ0ENH) & ~Z8_IRQ0_BIT(irq)), IRQ0ENH); putreg8((getreg8(IRQ0ENH) & ~Z8_IRQ0_BIT(irq)), IRQ0ENH);
putreg8(Z8_IRQ0_BIT(irq), IRQ0); putreg8(Z8_IRQ0_BIT(irq), IRQ0);
} }
else if (irq < Z8_IRQ1_MAX) else if (irq <= Z8_IRQ1_MAX)
{ {
putreg8((getreg8(IRQ1ENH) & ~Z8_IRQ1_BIT(irq)), IRQ1ENH); putreg8((getreg8(IRQ1ENH) & ~Z8_IRQ1_BIT(irq)), IRQ1ENH);
putreg8(Z8_IRQ1_BIT(irq), IRQ2); putreg8(Z8_IRQ1_BIT(irq), IRQ2);