Techwizz/kernel-fxtec-pro1x
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sh: intc: Fix sense regs oops for IRL IRQs.

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IRL doesn't always define sense registers, so don't bother trying to
iterate through the table. This ended up causing an oops on SH-X3
when using IRL mode.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2007-08-07 18:51:19 +09:00
parent 96290d808f
commit 6d64d4256c
1 changed files with 1 additions and 1 deletions
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2
arch/sh/kernel/cpu/irq/intc.c
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@ -218,7 +218,7 @@ static int intc_set_sense(unsigned int irq, unsigned int type)
break;
}
if (!enum_id || !value)
if (!enum_id || !value || !desc->sense_regs)
return -EINVAL;
value ^= VALID(0);